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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 1969 - 2008 Utility Patent Grants,
By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Having Primary Classification In

Class 208, Mineral Oils: Processes and Products

( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )
( patent ownership is determined by the first-named assignee listed on a patent )

The following table displays first-named assignees and counts of their associated patents, as distributed by the year of patent grant.
First-Named Assignee 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 Total
UOP 61 55 51 44 44 49 44 47 47 68 35 37 21 31 17 16 13 10 12 11 35 32 22 25 24 33 27 18 6 13 28 27 21 15 6 8 9 14 7 11 1094
MOBIL OIL CORP. 13 19 15 14 24 32 41 25 40 30 20 33 43 30 41 65 51 41 32 37 50 77 72 27 30 66 34 15 24 7 14 7 10 2 1 2 2 0 0 0 1086
EXXON RESEARCH + ENGINEERING CO. 37 40 34 39 29 39 34 24 50 37 34 33 44 38 38 62 49 40 23 16 21 24 21 12 24 32 15 9 14 19 44 31 25 4 1 1 0 0 0 0 1037
CHEVRON RESEARCH & TECHNOLOGY CO. 22 36 38 26 7 22 14 8 11 14 17 19 17 32 30 22 19 17 13 19 12 10 16 14 10 12 13 1 4 0 0 0 0 0 0 0 0 0 0 1 496
~INDIVIDUALLY OWNED PATENT 11 6 11 26 8 19 14 14 14 17 18 13 19 13 18 18 7 7 4 4 14 14 7 10 3 10 5 16 6 6 13 8 7 5 7 4 3 5 5 7 416
PHILLIPS PETROLEUM COMPANY 15 14 9 12 5 7 10 6 5 8 15 10 20 17 25 15 27 20 24 19 14 8 6 4 4 2 5 2 3 6 6 10 4 11 3 0 0 0 0 0 371
TEXACO INC. 11 18 29 24 34 19 14 15 7 12 4 2 10 8 17 6 3 4 1 1 1 8 9 8 13 19 23 5 5 7 7 4 2 3 1 0 0 0 0 0 354
INSTITUT FRANCAIS DU PETROLE 3 0 2 2 3 3 5 4 5 1 8 8 2 3 8 5 8 2 5 10 4 6 9 2 2 1 9 5 2 5 18 26 23 19 15 12 6 7 18 16 292
SHELL OIL COMPANY 7 14 15 11 14 14 7 2 4 6 3 8 6 5 9 5 7 6 9 8 22 8 7 9 4 3 4 1 0 5 5 1 3 1 3 6 3 6 6 8 265
UNION OIL COMPANY OF CALIFORNIA 6 6 8 11 14 10 6 2 9 10 4 3 5 3 6 11 11 12 13 18 15 7 3 7 3 15 2 0 1 1 0 1 0 0 1 1 0 0 0 0 225
GULF RESEARCH AND DEVELOPMENT COMPANY 10 9 14 15 22 21 20 17 20 23 16 7 1 4 0 5 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 208
AMOCO CORPORATION 0 0 0 0 0 0 0 0 4 3 8 12 11 6 21 17 14 7 9 12 16 12 13 11 13 7 2 1 1 4 1 0 0 0 0 0 0 0 0 0 205
ATLANTIC RICHFIELD COMPANY 4 5 12 10 6 14 4 8 9 7 10 7 15 11 0 8 5 2 1 2 3 3 1 1 1 3 0 1 0 0 2 0 1 1 0 0 0 0 0 0 157
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 7 16 36 25 12 10 23 13 143
CHEVRON U.S.A. INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 10 4 5 5 5 8 14 14 13 13 9 20 124
ASHLAND OIL INC. 1 1 0 5 2 2 1 1 0 3 0 4 1 4 17 17 12 8 3 4 2 4 1 3 2 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 102
CONOCO, INC. 1 1 2 1 2 1 2 2 4 6 9 3 5 3 3 6 3 2 2 3 2 6 7 5 2 0 1 4 2 1 0 1 1 0 0 0 0 0 0 0 93
SUN OIL COMPANY OF PENNSYLVANIA 6 13 13 14 13 11 8 3 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 82
BETZ LABORATORIES INC. 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 3 8 7 6 5 12 13 6 1 3 0 0 0 0 0 0 0 0 0 0 0 0 71
STANDARD OIL CORPORATION (INDIANA) 1 5 9 12 10 9 6 9 3 0 0 0 0 0 0 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 67
HYDROCARBON RESEARCH INC. 2 7 6 5 8 8 5 7 2 2 1 4 0 3 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 63
UNION CARBIDE CORPORATION 2 0 1 3 8 2 0 3 3 0 4 1 1 3 3 3 4 4 3 11 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 62
THE BRITISH PETROLEUM COMPANY P.L.C. 6 9 3 4 3 6 5 2 4 3 0 1 0 1 0 1 0 1 2 1 5 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 60
W. R. GRACE & CO.-CONN. 1 0 0 2 1 4 4 4 0 0 1 0 0 0 2 0 0 0 0 1 2 3 0 2 0 6 1 3 1 0 0 4 1 3 3 0 2 5 2 0 58
INTEVEP, S.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 6 6 2 4 2 1 0 2 1 1 1 2 3 6 2 2 1 2 2 1 1 2 0 54
LUMMUS COMPANY 1 3 5 1 3 3 1 3 2 3 3 6 1 4 2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 45
NIPPON OIL COMPANY LTD. 0 2 1 0 2 3 0 1 2 0 1 1 0 1 0 4 4 3 1 0 3 2 1 0 0 2 2 1 1 1 3 1 0 0 0 0 0 0 0 0 43
EXXON CHEMICALS PATENTS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 0 2 3 3 3 2 3 3 1 0 2 5 6 3 0 0 0 0 0 0 0 41
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 0 0 0 0 0 0 0 1 2 3 2 2 4 3 2 1 6 2 3 2 2 1 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 41
NALCO CHEMICAL COMPANY 2 1 0 1 1 0 0 1 5 1 1 2 0 0 0 1 1 3 0 1 2 1 1 3 1 4 2 0 2 1 0 1 0 0 0 0 0 0 0 0 39
EXXONMOBIL CHEMICAL PATENTS INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 6 5 2 4 5 9 35
ENGELHARD CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5 0 3 1 3 3 1 4 1 1 0 1 0 0 0 1 0 1 0 1 2 3 2 0 0 33
KERR-MCGEE CORPORATION 0 0 3 1 0 0 0 0 1 7 9 3 1 1 2 0 0 1 1 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 33
STANDARD OIL COMPANY 0 0 1 1 0 0 0 2 0 1 5 1 1 2 0 1 4 1 0 1 4 0 3 2 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 33
CATALYTIC DISTILLATION TECHNOLOGIES 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 2 2 7 1 2 3 3 3 2 29
STONE + WEBSTER ENGINEERING CORPORATION 0 0 0 0 0 1 0 0 0 0 0 0 2 4 0 1 4 3 1 1 1 1 1 2 1 1 1 0 0 3 1 0 0 0 0 0 0 0 0 0 29
KUREHA CHEMICAL INDUSTRY CO., LTD. 0 0 2 3 4 2 3 2 3 2 0 2 2 1 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 28
MARATHON OIL COMPANY 1 1 1 2 5 1 0 2 1 0 1 0 1 1 0 0 4 2 0 0 0 0 1 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 27
AIR PRODUCTS AND CHEMICALS, INC. 0 2 0 0 0 0 0 1 0 1 0 1 0 1 4 3 2 5 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
CONOCOPHILLIPS COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 4 4 2 5 5 23
HRI, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 7 4 2 0 0 6 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 23
CITIES SERVICE RESEARCH AND DEVELOPMENT COMPANY 1 6 6 2 0 2 2 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 22
SINCLAIR RESEARCH INC. 8 13 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 21
BAKER HUGHES INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 1 0 1 2 1 2 3 1 0 0 0 0 0 1 5 20
BASF AKTIENGESELLSCHAFT 1 0 3 0 0 0 0 0 0 1 0 0 0 0 1 2 0 0 0 1 0 1 0 2 0 0 0 0 0 0 0 0 2 0 0 1 0 0 2 3 20
DOW CHEMICAL COMPANY 0 0 0 2 2 1 0 0 1 4 3 0 1 0 0 1 1 1 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
ENGELHARD MINERALS & CHEMICALS CORPORATION 0 0 1 0 0 0 0 1 0 1 0 1 7 7 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
INTERNATIONAL COAL REFINING COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7 1 10 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20
OCCIDENTAL RESEARCH CORPORATION 0 0 0 0 0 0 0 0 0 0 0 2 4 11 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 19
TOTAL RAFFINAGE DISTRIBUTION S.A 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 2 2 3 1 1 1 2 3 0 0 0 0 19
GREAT CANADIAN OIL SANDS LIMITED 2 4 3 0 1 0 2 3 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18
HER MAJESTY THE QUEEN IN RIGHT OF CANADA, AS REPRESENTED BY THE MINISTER OF ENERGY, MINES AND RESOURCES CANADA 0 0 0 0 0 0 0 0 0 3 1 1 1 0 2 1 0 1 0 0 0 0 0 3 0 4 0 1 0 0 0 0 0 0 0 0 0 0 0 0 18
IDEMITSU KOSAN COMPANY LIMITED 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 0 0 1 0 0 0 0 4 1 1 0 1 1 0 2 3 0 0 0 0 0 1 18
LUMMUS CREST INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 2 2 3 3 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18
MARATHON ASHLAND PETROLEUM LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 5 0 1 0 2 3 2 18
TOA NENRYO KOGYO KABUSHIKI KAISHA 0 0 0 0 0 1 1 1 1 0 0 3 1 1 1 2 3 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 18
AKZO NOBEL NV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 2 0 2 1 4 2 3 0 0 0 17
CHEVRON CHEMICAL COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 7 4 3 1 0 0 0 0 0 0 0 0 17
LINDE AKTIENGESELLSCHAFT 0 0 1 0 0 0 0 0 0 0 0 2 4 2 2 0 1 1 0 0 0 1 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 17
CHIYODA CHEMICAL ENGINEERING & CONSTRUCTION CO., LTD. 0 0 0 0 0 0 0 0 2 1 3 1 0 1 1 3 3 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
CITIES SERVICE COMPANY 1 0 1 1 1 0 0 3 5 1 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
METALLGESELLSCHAFT AKTIENGESELLSCHAFT 0 0 1 0 0 0 1 0 0 1 1 1 2 1 3 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 16
NALCO/EXXON ENERGY CHEMICALS, L.P 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 5 4 0 0 2 0 0 0 0 0 0 16
E. I. DU PONT DE NEMOURS AND COMPANY 0 3 0 1 0 0 0 0 0 0 0 0 1 0 0 0 7 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 15
GULF OIL CORPORATION 0 1 0 1 0 1 0 1 0 0 3 8 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
IMPERIAL CHEMICAL INDUSTRIES PLC 0 0 0 0 1 2 1 0 0 0 0 2 0 1 0 0 0 1 0 1 0 1 0 1 1 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 15
PETROLEO BRASILEIRO S.A. PETROBRAS 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 0 0 1 0 0 2 1 0 2 0 0 2 1 1 15
BETZDEARBORN INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 3 1 2 1 1 0 0 0 0 0 0 14
COAL INDUSTRY (PATENTS) LIMITED 0 0 1 0 0 0 0 2 3 1 0 0 0 1 0 1 3 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14
M. W. KELLOGG COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 0 0 1 0 0 0 0 2 0 0 1 5 1 0 0 0 0 0 0 0 0 14
RUTGERSWERKE AG 0 0 0 1 1 0 0 0 0 0 0 0 1 0 1 4 0 1 0 1 2 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 14
ABB LUMMUS GLOBAL INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 0 2 0 1 1 2 1 0 0 1 0 13
COMPAGNIE FRANCAISE DE RAFFINAGE 0 0 0 1 0 1 1 0 0 1 2 3 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
ELECTRIC POWER RESEARCH INSTITUTE, INC. 0 0 0 0 0 0 0 0 0 1 2 2 2 0 5 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
HALDOR TOPSOE A/S 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 0 1 3 0 0 1 2 1 13
MITSUBISHI OIL CO., LTD. 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 4 0 1 1 1 1 0 0 0 0 0 2 0 0 1 1 0 0 0 0 0 0 0 0 0 13
COMPAGNIE DE RAFFINAGE ET DE DISTRIBUTION TOTAL FRANCE 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 0 3 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
PROPORTIONAL ASSIGNMENTS 0 2 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 12
ASAHI KASEI KOGYO KABUSHIKI KAISHA 0 0 1 0 1 3 1 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 11
BP CORPORATION NORTH AMERICA INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 1 1 2 1 11
CHINA PETROLEUM AND CHEMICAL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 1 0 5 11
PETROLITE CORPORATION 0 1 2 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
TOSCO CORPORATION 0 1 2 1 0 0 1 0 0 0 0 1 0 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 11
UNITED STATES OF AMERICA, DEPARTMENT OF THE INTERIOR 1 2 1 0 1 2 4 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
CHINA PETROCHEMICAL DEVELOPMENT CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 1 1 3 0 2 0 0 0 0 10
INSTITUTE OF GAS TECHNOLOGY 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 0 1 1 0 0 1 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 10
JAPAN AS REPRESENTED BY DIRECTOR GENERAL OF AGENCY OF INDUSTRIAL SCIENCE AND TECHNOLOGY 0 0 0 1 0 0 0 0 0 0 0 1 2 0 1 1 0 1 0 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 10
KERR-MCGEE REFINING CORPORATION 0 0 0 0 0 0 0 0 0 1 0 1 5 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
MARUZEN PETROCHEMICAL CO., LTD. 0 0 0 0 0 0 0 1 2 0 1 0 0 0 0 0 0 0 1 0 1 1 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 10
NIPPON MINING CO., LTD. 0 1 0 0 0 0 1 0 2 0 0 1 1 0 0 0 0 0 0 1 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
NIPPON MITSUBISHI OIL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 5 0 1 1 0 0 0 1 10
OCCIDENTAL PETROLEUM CORPORATION 0 0 0 0 0 0 0 0 0 4 3 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
RUHRKOHLE AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 3 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
SOCIETE FRANCAISE DES PRODUITS POUR CATALYSE PRO-CATALYSE 0 0 0 0 0 0 2 0 0 0 0 2 1 0 2 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
SUNTECH, INC. 0 0 0 0 0 0 0 0 1 2 0 2 2 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
UNIVERSITY OF UTAH 0 0 0 0 0 0 0 0 0 1 2 0 1 1 1 2 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
ALLIED-SIGNAL INC. 1 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 1 0 2 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 9
CANADA-CITIES SERVICE LTD. 0 0 3 0 3 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
EDELEANU GESELLSCHAFT M.B.H. 0 0 1 2 2 1 0 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
FUJI STANDARD RESEARCH KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 4 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
MEMBRANE TECHNOLOGY & RESEARCH, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 6 1 1 0 0 0 0 0 9
ORMAT INDUSTRIES, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 2 1 0 1 0 0 1 1 9
PETRO-CANADA EXPLORATION INC. 0 0 0 0 0 0 0 0 0 1 2 1 0 0 1 2 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
PITTSBURG & MIDWAY COAL MINING CO. 0 0 0 0 0 0 0 0 0 0 0 0 0 5 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
PULLMAN, INCORPORATED 0 2 1 0 0 0 2 0 1 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
RESEARCH ASSOCIATION FOR RESIDUAL OIL PROCESSING 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 1 1 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
ALBERTA OIL SANDS TECHNOLOGY & RESEARCH AUTHORITY 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 0 0 1 0 0 0 0 0 8
AMERICAN CYANAMID COMPANY 0 0 0 0 0 1 2 1 2 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
BERGWERKSVERBAND GMBH 0 0 0 0 0 0 0 0 0 1 0 3 1 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
CANADIAN PATENTS AND DEVELOPMENT LTD. 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 0 1 0 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
DEUTSCHE TEXACO AKTIENGESELLSCHAFT 0 0 0 0 0 2 0 2 2 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
EQUISTAR CHEMICALS, LP 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 4 8
INDIAN OIL CORPORATION, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 1 1 1 0 2 8
JAPAN ENERGY CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 2 0 2 1 0 0 8
JGC CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 2 2 8
LABOFINA S.A. 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 3 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
MITSUBISHI GAS-CHEMICAL COMPANY, INC. 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 0 1 0 0 1 0 0 0 0 0 0 1 0 0 8
ROCKWELL INTERNATIONAL CORPORATION 0 0 0 0 1 0 0 0 0 1 0 1 2 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8
AEC OIL SANDS, L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3 0 2 0 1 0 0 7
AKZO N.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 1 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
ALBERTA ENERGY COMPANY LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 1 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 7
CARBON FUELS CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
DRAVO CORPORATION 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 5 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
KRUPP KOPPERS GMBH 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 1 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
LUBRIZOL CORPORATION 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 0 0 0 0 1 7
OSAKA GAS COMPANY, LIMITED 0 0 0 1 0 1 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
SNAM PROGETTI S.P.A. 0 0 0 1 2 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 7
VEBA OEL ENTWICKLUNGS-GESELLSCHAFT MBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
WITCO CHEMICAL CORPORATION 1 0 1 0 0 0 1 0 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 7
ABB LUMMUS CREST, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 6
AGENCE NATIONALE DE VALORISATION DE LA RECHERCHE (ANVAR) 0 0 0 1 2 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
AGIP PETROLI, S.P.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 2 0 6
ASHLAND INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 1 0 0 0 0 0 0 0 0 0 0 6
BP AMOCO CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 0 0 0 0 0 0 0 0 6
CHEVRON CHEMICAL COMPANY LLC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 0 0 0 0 0 0 0 6
COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 1 0 0 0 1 1 0 0 0 0 6
DELTA CENTRAL REFINING, INC. 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
ELF FRANCE 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 2 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
ENIRICERCHE S.P.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 6
GREAT LAKES CARBON CORPORATION 0 0 1 1 0 0 0 0 0 0 0 0 0 2 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
GULF CANADA LIMITED 0 0 0 0 0 0 0 0 2 0 0 0 2 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
INTERCAT, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 3 6
KOBE STEEL LTD. 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
MIAMI UNIVERSITY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 1 0 0 1 0 0 0 6
MITSUBISHI CHEMICAL INDUSTRIES LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
MITSUI ENGINEERING AND SHIPBUILDING CO., LTD. 0 0 0 0 0 0 2 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 6
NL INDUSTRIES INC. 0 0 0 0 0 0 1 2 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
PROCESS DYNAMICS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 2 0 1 0 6
SASOL TECHNOLOGY (PROPRIETARY) LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 3 1 6
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
SUN RESEARCH AND DEVELOPMENT COMPANY 0 0 0 0 4 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
TEXACO CANADA RESOURCES, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 3 0 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6
TEXACO DEVELOPMENT CORPORATION 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 6
ALLIS-CHALMERS CORPORATION 0 0 2 1 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
CATALYSTS & CHEMICALS INDUSTRIES CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 5
CHEVRON PHILLIPS CHEMICAL COMPANY LP 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 3 0 0 0 0 5
CORNING INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 2 0 0 5
COSDEN TECHNOLOGY, INC. 0 0 0 0 0 0 0 0 0 0 2 2 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
DEUTSCHE GOLD- UND SILBER-SCHEIDEANSTALT VORMALS ROESSLER 1 1 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
EXXON MOBIL OIL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 1 1 0 0 5
FINA RESEARCH S.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 1 0 1 0 0 0 0 0 0 0 0 5
FOSTER WHEELER USA CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
GENERAL ELECTRIC COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 0 0 5
HITACHI, LTD 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 5
HYDROCARBON TECHNOLOGIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 0 0 1 0 0 0 0 5
KELLOGG BROWN & ROOT, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 1 0 0 5
KOA OIL CO., LTD. 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
MERICHEM COMPANY 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 5
MITSUBISHI JUKOGYO KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
MONSANTO COMPANY, INC. 1 1 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
NIPPON KETJEN CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 2 0 5
PARAHO CORPORATION 0 0 0 0 1 1 0 0 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
SUMITOMO METAL INDUSTRIES CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
SUN COMPANY, INC (R&M) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 3 0 0 0 0 0 0 0 0 0 0 0 0 5
UNIPURE CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 0 0 2 0 0 0 0 0 0 5
USX CORPORATION 1 1 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5



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