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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 - 2007 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 057, Textiles: Spinning, Twisting, and Twining

( 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 Total
~INDIVIDUALLY OWNED PATENT 26 28 30 30 32 30 31 32 30 32 27 13 22 13 22 21 24 36 32 26 30 27 13 26 37 32 14 8 16 34 17 10 15 10 5 6 0 5 2 844
W. SCHLAFHORST AG & CO. 0 0 0 0 0 0 0 0 4 3 5 6 2 5 8 10 15 16 17 12 9 10 2 8 3 6 11 8 13 11 24 15 17 2 3 10 5 0 0 260
ZINSER TEXTILMASCHINEN GMBH 2 2 2 3 3 8 3 5 5 1 4 2 4 8 3 5 1 12 8 19 14 14 4 16 2 9 2 9 7 4 11 10 10 2 0 0 0 0 0 214
MURATA KIKAI KABUSHIKI KAISHA 1 0 0 1 1 1 1 4 1 4 6 2 3 5 8 10 12 7 15 6 13 14 8 12 10 8 9 9 3 4 5 6 8 3 2 2 0 1 1 206
SCHUBERT + SALZER MASCHINENFABRIK AKTIENGESELLSCHAFT 3 4 0 5 2 10 2 3 3 3 3 9 7 8 7 3 4 0 13 9 6 7 3 3 6 2 1 0 0 0 0 0 0 0 0 0 0 0 0 126
E. I. DU PONT DE NEMOURS AND COMPANY 8 4 6 6 8 7 5 11 8 5 3 2 4 3 2 0 1 1 2 5 4 2 3 0 3 2 2 2 2 1 0 2 0 0 0 4 3 3 1 125
RIETER MACHINE WORKS LTD. 0 4 10 4 5 5 3 1 6 1 4 5 3 5 7 7 3 5 15 2 1 5 5 5 3 1 1 0 1 1 0 0 0 0 0 0 0 0 0 118
TOYODA JIDOSHOKKI SEISAKUSHO KABUSHIKI KAISHA 0 0 1 2 1 4 4 8 8 8 3 2 8 7 1 21 11 9 1 0 1 0 1 0 0 2 1 1 1 4 0 2 0 0 0 1 0 0 0 113
PALITEX PROJECT-COMPANY GMBH 7 3 2 1 2 9 2 8 0 4 2 2 5 6 0 3 3 4 3 1 4 2 2 11 4 3 4 6 5 4 0 0 0 0 0 0 0 0 0 112
RIETER INGOLSTADT SPINNEREIMASCHINENBAU AG 0 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 16 11 10 9 9 3 6 5 5 4 3 2 2 94
TORAY INDUSTRIES INC. 0 3 4 3 3 5 2 5 7 5 2 1 6 6 4 3 4 2 3 3 1 0 0 0 0 1 3 0 0 0 0 0 2 0 0 1 0 0 0 79
BARMAG BARMER MASCHINENFABRIK AG 1 0 1 5 3 4 1 6 6 2 2 4 2 7 14 2 6 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 69
VYZKUMNY USTAV BAVLNARSKY 6 2 5 4 5 5 4 5 2 4 3 1 5 2 3 1 4 1 0 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 66
MASCHINENFABRIK RIETER AG 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 2 1 5 6 2 4 3 4 0 0 1 1 0 1 1 2 1 6 5 10 4 61
IMPERIAL CHEMICAL INDUSTRIES PLC 11 3 8 8 4 6 5 5 0 0 2 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 53
TEIJIN LIMITED 2 4 3 0 4 5 3 4 1 2 2 0 6 1 0 2 2 1 1 0 1 3 1 0 0 1 0 1 0 0 0 0 1 0 0 0 0 2 0 53
LEESONA CORPORATION 10 5 6 10 6 7 2 1 0 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 0 0 49
SIEMENS AKTIENGESELLSCHAFT 1 0 2 2 0 2 3 1 2 0 1 5 3 4 2 5 2 3 1 1 1 0 0 0 1 0 0 0 3 2 0 1 1 0 0 0 0 0 0 49
MILLIKEN RESEARCH CORPORATION 4 0 1 2 3 1 1 0 0 1 4 2 1 3 5 11 1 1 1 1 0 1 0 0 0 1 2 0 0 1 0 0 0 0 0 0 0 0 0 48
BURLINGTON INDUSTRIES, INC. 2 4 0 3 0 5 1 3 3 0 0 1 1 2 1 1 2 2 5 1 0 1 1 1 0 0 1 0 0 0 0 1 1 0 0 0 0 0 0 43
AKZONA INCORPORATED 9 1 1 2 1 2 0 3 3 7 4 4 0 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 41
BARMAG AG 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 4 1 4 4 2 5 5 2 1 4 5 1 0 0 0 0 41
NORTHERN TELECOM LIMITED 0 0 0 0 0 0 2 0 0 0 1 2 2 5 2 6 5 5 2 4 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 39
OWENS-CORNING FIBERGLAS CORPORATION 4 3 2 4 1 10 1 2 1 1 3 1 1 0 1 0 0 0 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 39
HOECHST CELANESE CORPORATION 9 4 0 4 3 8 1 0 1 0 0 0 0 0 1 2 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
MONSANTO COMPANY, INC. 3 2 3 4 2 1 1 2 1 4 0 0 1 0 3 0 1 2 1 2 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
N.V. BEKAERT S.A. 0 0 0 0 1 0 0 0 0 0 1 0 0 0 1 0 0 2 1 2 1 0 0 0 0 3 1 3 2 3 2 0 3 2 0 0 3 2 2 35
PARKS-CRAMER COMPANY 1 3 3 6 1 3 2 0 1 1 0 1 4 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 31
FIBER INDUSTRIES INC. 0 2 2 4 2 3 2 1 3 1 4 1 2 2 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 30
ERNEST SCRAGG SONS LIMITED 3 2 3 3 2 3 3 1 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 0 0 0 0 0 26
GOODYEAR TIRE + RUBBER COMPANY 0 0 1 1 0 0 0 0 0 0 1 1 0 0 0 2 5 2 0 1 1 2 0 0 0 2 1 0 0 1 0 0 2 1 1 0 1 0 0 26
BAYER AKTIENGESELLSCHAFT 0 1 1 2 2 2 2 1 6 2 3 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 25
ELITEX ZAVODY TEXTILNIHO STROJIRENSTVI GENERALNI REDITELSTVI 0 2 1 8 2 5 5 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 0 0 0 25
FRIED. KRUPP HUTTENWERKE AG 0 0 0 0 3 5 6 6 2 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 0 0 0 25
OFFICINE SAVIO S.P.A. 0 0 0 0 0 0 0 0 2 0 1 0 1 7 0 1 4 4 3 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 25
BRIDGESTONE CORPORATION 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 3 0 0 0 0 0 1 2 2 5 3 1 0 2 1 0 0 0 0 0 24
MESDAN S.P.A 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2 0 3 1 0 3 1 0 2 0 2 0 0 1 0 0 0 2 2 1 0 1 0 0 23
SKF KUGELLAGERFABRIKEN GMBH 1 0 0 3 6 4 3 0 1 1 1 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 22
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 1 1 0 0 1 0 2 0 0 0 0 0 0 0 1 1 1 3 0 0 2 1 0 1 0 2 2 0 0 0 1 0 1 0 1 0 0 0 0 22
ASA S.A. 0 0 0 0 0 0 0 0 3 1 2 2 0 5 1 3 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 21
HEBERLEIN + CO. AG 0 0 0 0 4 10 1 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 21
HOWA MACHINERY, LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 3 0 1 4 3 0 2 0 1 1 1 0 0 0 0 0 0 0 21
HAMEL GMBH ZWIRNMASCHINEN 0 0 4 1 3 1 1 3 2 3 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 20
MAREMONT CORPORATION 3 1 5 4 5 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 0 0 20
SPINDELFABRIK SUSSEN, SCHURR, STAHLECKER + GRILL G.M.B.H. 1 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 1 1 2 0 0 1 1 4 1 3 0 0 0 1 0 0 20
HOLLINGSWORTH (U.K.) LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 5 4 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 19
UNITED STATES OF AMERICA, DEPARTMENT OF AGRICULTURE 0 1 0 3 2 1 0 0 4 0 0 0 0 1 0 0 1 0 0 0 0 3 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 0 0 19
MITSUBISHI RAYON CO., LTD. 4 1 0 1 0 1 1 3 1 0 0 0 0 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 1 18
PHILLIPS PETROLEUM COMPANY 1 0 2 0 1 2 0 0 0 4 2 3 1 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 18
AT&T CORP. 1 1 1 0 1 0 1 0 0 1 0 3 1 0 2 4 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 17
PLATT SACO LOWELL LIMITED 0 0 0 0 0 0 0 0 2 4 3 5 2 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 17
TEIJIN SEIKI CO. LTD. 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 1 0 0 0 0 0 2 0 1 0 2 2 1 0 1 1 0 0 2 0 0 0 0 0 17
HOECHST AKTIENGESELLSCHAFT 0 0 0 0 0 2 0 4 2 0 1 0 2 0 0 1 2 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 16
PPG INDUSTRIES INC. 1 0 3 0 0 0 2 0 2 4 0 1 0 0 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16
SAURER ALLMA GMBH, ALLGAEUER MASCHINENBAU 0 0 0 0 0 0 0 1 2 4 0 0 0 0 4 1 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 16
SAURER GMBH & CO. KG 0 0 0 0 0 0 0 0 0 0 0 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 6 5 3 16
VOLKMANN GMBH & CO. 0 0 0 0 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 3 4 2 4 0 1 0 0 0 16
ALLIED-SIGNAL INC. 6 1 0 1 0 2 0 1 1 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 15
FAG KUGELFISCHER GEORG SCHAFER & CO. 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 5 0 0 0 3 2 1 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 15
SOCIETE ALSACIENNE DE CONSTRUCTIONS MECANIQUES DE MULHOUSE 0 0 0 1 1 1 1 2 0 0 2 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 15
T.M.M. RESEARCH LIMITED 2 3 2 4 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 0 15
WILHELM STAHLECKER GMBH 0 0 0 1 0 5 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 0 0 0 0 0 0 0 2 0 2 0 0 0 0 0 15
COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANIZATION 1 1 0 0 3 2 0 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 0 0 14
ELECTROSPIN CORPORATION 0 0 8 3 2 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 14
HEBERLEIN MASCHINENFABRIK AG. 0 0 0 0 0 0 0 3 6 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 14
KUGELFISCHER GEORG SCHAFER + CO. 0 0 1 1 1 0 2 4 2 1 0 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 14
SOUTHWIRE COMPANY 1 0 0 0 1 1 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 2 0 0 2 0 0 0 1 0 1 2 0 0 0 0 14
AMSTED INDUSTRIES, INCORPORATED 0 0 0 0 0 1 1 0 0 1 0 1 0 0 1 2 2 2 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 13
BETHLEHEM STEEL CORPORATION 2 0 0 3 1 2 1 1 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 0 0 13
PLATT INTERNATIONAL LIMITED 0 0 0 0 0 8 3 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 13
TOKYO ROPE MANUFACTURING CO., LTD. 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 3 0 0 1 0 0 0 0 0 2 3 1 1 0 0 0 0 0 0 0 13
ASAHI KASEI KOGYO KABUSHIKI KAISHA 3 1 1 0 1 1 2 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 12
CEECO MACHINERY MANUFACTURING LIMITED 0 0 0 0 0 0 0 0 0 3 0 0 1 0 0 0 0 3 0 0 0 0 0 0 0 1 1 2 1 0 0 0 0 0 0 0 0 0 0 12
DAIWA BOSEKI KABUSHIKI KAISHA 0 0 1 2 2 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 12
N. SCHLUMBERGER AND CIE 3 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 12
EASTMAN KODAK COMPANY 4 0 2 1 0 1 0 0 1 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11
LUWA AG 2 0 0 0 1 0 0 1 0 0 2 0 0 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 0 11
MOULINAGE ET RETORDERIE DE CHAVANOZ 2 0 1 5 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 0 0 0 0 0 0 0 0 11
NOVIBRA GMBH 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 0 0 1 0 2 5 1 0 0 0 0 0 0 0 11
SAVIO S.P.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 3 4 1 0 0 0 0 0 0 0 0 0 0 0 0 11
SKF TEXTILMASCHINEN-KOMPONENTEN GMBH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 0 0 0 0 5 0 1 0 0 1 0 0 0 0 0 0 11
STAHLECKER FRITZ 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 1 0 1 1 2 3 0 0 0 0 0 0 11
TURBO MACHINE COMPANY 3 2 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 0 0 0 0 0 0 0 11
BASF CORP. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 0 1 0 0 1 2 0 2 1 0 0 0 0 0 0 0 10
HEBERLEIN HISPANO SA 0 0 0 0 0 0 3 0 1 0 0 1 0 1 0 1 0 1 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
PLATT SACO LOWELL CORPORATION 0 0 0 0 0 0 0 3 2 0 0 0 0 0 0 2 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10
TECHNISERVICE DIVISION TEXTURED YARN CO., INC. 4 1 2 1 0 0 0 0 0 0 0 0 1 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 10
AKZO N.V. 0 0 0 0 0 0 0 0 2 0 0 0 0 0 2 0 3 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9
BRITISH INSULATED CALLENDERS CABLES LIMITED 4 0 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 0 0 0 0 0 0 0 0 0 0 0 0 9
BRITISH NYLON SPINNERS LIMITED 4 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 0 0 0 0 0 0 0 0 0 0 0 0 0 9
ELITEX, KONCERN TEXTILNIHO STROJIRENSTVI 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1