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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 1998 - 2002 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 062, Refrigeration

( 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 1998 1999 2000 2001 2002 Total
~Individually Owned Patent 150 142 156 189 202 839
CARRIER CORPORATION 19 17 42 54 40 172
SAMSUNG ELECTRONICS CO., LTD. 51 41 30 10 13 145
PRAXAIR TECHNOLOGY, INC. 24 27 16 36 26 129
DENSO CORPORATION 11 24 19 20 33 107
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 10 15 21 29 16 91
LG ELECTRONICS INC. 14 19 10 11 31 85
AIR PRODUCTS AND CHEMICALS, INC. 10 16 18 16 18 78
SANYO ELECTRIC CO., LTD. 28 13 14 9 9 73
DAEWOO ELECTRONICS COMPANY, LTD. 21 28 19 0 3 71
HITACHI, LTD 7 5 8 19 11 50
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 9 9 16 9 6 49
DAIKIN INDUSTRIES LIMITED 5 4 13 17 9 48
THE BOC GROUP PLC 13 11 10 9 3 46
MITSUBISHI DENKI KABUSHIKI KAISHA 7 12 6 11 8 44
AMERICAN STANDARD, INC. 10 6 13 7 1 37
BOC GROUP, INC. 13 10 5 6 3 37
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 6 7 9 11 35
EBARA CORPORATION 7 5 5 9 7 33
GENERAL ELECTRIC COMPANY 6 6 6 6 9 33
LINDE AKTIENGESELLSCHAFT 5 4 2 12 10 33
TOYODA JIDOSHOKKI SEISAKUSHO KABUSHIKI KAISHA 1 0 4 10 17 32
SUN MICROSYSTEMS, INC. 1 6 11 4 6 28
WHIRLPOOL CORPORATION 6 7 4 3 7 27
HELIX TECHNOLOGY CORPORATION 7 6 1 5 3 22
YORK INTERNATIONAL CORP. 4 7 4 3 4 22
AISIN SEIKI KABUSHIKI KAISHA 5 4 2 4 6 21
BEHR GMBH & CO. 1 2 4 4 10 21
TOSHIBA CORPORATION 9 1 1 4 6 21
VALEO CLIMATISATION 5 4 3 6 3 21
AMERICAN STANDARD INTERNATIONAL INC. 0 0 0 15 5 20
DELPHI TECHNOLOGIES, INC. 0 0 1 11 8 20
HOSHIZAKI DENKI KABUSHIKI KAISHA 1 6 8 1 4 20
MITSUBISHI HEAVY INDUSTRIES CO., LTD. 0 5 2 7 6 20
MAYTAG CORPORATION 3 4 2 3 6 18
EXXONMOBIL UPSTREAM RESEARCH COMPANY 0 0 6 10 1 17
MULTISORB TECHNOLOGIES, INC. 1 2 1 8 5 17
ALLIED-SIGNAL INC. 2 6 6 2 0 16
WHITE CONSOLIDATED INDUSTRIES, INC. 6 5 2 1 2 16
INSTITUT FRANCAIS DU PETROLE 3 3 5 1 3 15
VISTEON GLOBAL TECHNOLOGIES, INC. 0 0 0 3 12 15
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 5 2 2 4 14
SANDEN CORPORATION 4 1 2 3 4 14
COCA-COLA COMPANY 1 0 2 4 6 13
GAS RESEARCH INSTITUTE 7 5 0 1 0 13
MATSUSHITA REFRIGERATION CO. 0 5 2 2 4 13
SPX CORPORATION 0 0 5 5 3 13
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 1 4 5 2 12
THERMO KING CORPORATION 2 3 2 0 5 12
COPELAND CORPORATION 1 1 1 1 7 11
DAIMLERCHRYSLER CORPORATION 0 1 6 1 3 11
DANFOSS A/S 3 3 5 0 0 11
FORD MOTOR COMPANY 3 4 4 0 0 11
IMI CORNELIUS INC. 1 0 1 5 4 11
MEDI-PHYSICS, INC. 0 0 1 6 4 11
NIPPONDENSO CO., LTD. 9 0 1 1 0 11
ROCKY RESEARCH 3 1 0 2 5 11
AUTOMOTIVE FLUID SYSTEMS, INC. 2 2 2 2 2 10
CALSONIC CORPORATION 5 4 1 0 0 10
PARKER-HANNIFIN CORPORATION 1 2 3 1 3 10
RAYTHEON COMPANY 0 2 3 2 3 10
SUPERCONDUCTOR TECHNOLOGIES, INC. 0 1 3 3 3 10
AIR LIQUIDE AMERICA CORPORATION 2 2 3 1 1 9
CALSONIC KANSEI CORPORATION 0 0 0 4 5 9
FUJITSU GENERAL LIMITED 1 2 1 3 2 9
MANITOWOC FOODSERVICE GROUP, INC. 2 2 3 2 0 9
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 2 2 2 2 9
UNITED STATES OF AMERICA, NAVY 3 3 2 1 0 9
ZEXEL CORPORATION 2 4 0 3 0 9
AMERICAN AIR LIQUIDE, INC. 1 1 3 1 2 8
APPLIED MATERIALS, INC. 0 3 2 2 1 8
HOSHIZAKI AMERICA, INC. 0 1 1 1 5 8
HUSSMANN CORPORATION 3 3 0 1 1 8
KOBE STEEL LTD. 2 1 1 1 3 8
TOKYO ELECTRON LIMITED 1 3 0 1 3 8
VALEO THERMIQUE MOTEUR 1 3 2 2 0 8
ADVANCED TECHNOLOGY MATERIALS, INC. 1 1 2 0 3 7
AKTIEBOLAGET ELECTROLUX 1 3 2 1 0 7
AMERICAN SUPERCONDUCTOR CORPORATION 2 0 1 3 1 7
DIPPIN' DOTS, INC. 0 1 0 3 3 7
FUJIKOKI CORPORATION 1 0 1 1 4 7
GENERAL MOTORS CORPORATION 0 2 3 0 2 7
HONEYWELL INTERNATIONAL INC. 0 0 0 1 6 7
MAYEKAWA MFG. CO., LTD 1 0 2 2 2 7
MODINE MANUFACTURING INC. 1 2 0 3 1 7
MVE, INC. 0 3 3 1 0 7
SHOWA DENKO KABUSHIKI KAISHA 0 1 2 2 2 7
THERMOVONICS CO., LTD. 2 4 1 0 0 7
UNITED STATES OF AMERICA, NATIONAL AERONAUTICS AND SPACE ADMINISTRATION 0 2 0 1 4 7
UNIVERSAL VORTEX, INC. 2 3 1 1 0 7
XDX, LLC 0 0 0 2 5 7
AIR LIQUIDE PROCESS AND CONSTRUCTION, INC. 1 1 1 2 1 6
BOEING NORTH AMERICAN INC. 0 1 4 0 1 6
CALIFORNIA INNOVATIONS INC. 0 1 2 1 2 6
CRYOGEN, INC. 2 1 2 1 0 6
ELCOR CORPORATION 2 3 0 1 0 6
FRIGOSCANDIA EQUIPMENT AKTIEBOLAG 3 1 1 0 1 6
HEWLETT-PACKARD COMPANY 0 0 0 1 5 6
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 1 0 3 2 6
INTEL CORPORATION 0 1 1 1 3 6
LANCER PARTNERSHIP LTD. 0 1 1 2 2 6
MAINSTREAM ENGINEERING CORPORATION 1 2 0 2 1 6
NARTRON CORPORATION 2 2 1 1 0 6
NEC CORPORATION 0 1 4 1 0 6
NESTEC, S.A. 0 2 2 2 0 6
NOVELAIRE TECHNOLOGIES, L.L.C. 1 3 2 0 0 6
PHILLIPS PETROLEUM COMPANY 1 0 3 2 0 6
TGK COMPANY, LIMITED 0 1 0 4 1 6
VESTURE CORPORATION 0 3 1 2 0 6
CAMCO INCORPORATED 1 0 1 3 0 5
CHART INC. 0 0 1 0 4 5
ELECTROLUX SIEGEN GMBH 1 2 0 1 1 5
F. F. SEELEY NOMINEES PTY. LTD. 1 3 0 0 1 5
FEDDERS CORPORATION 1 0 2 2 0 5
FUNAI ELECTRIC CO., LTD. 0 0 4 1 0 5
IPSI LLC 0 1 1 1 2 5
KOMATSU LTD. 0 1 0 1 3 5
NIPPON SANSO K.K. 2 0 1 2 0 5
NUTEC ELECTRICAL ENGINEERING CO., LTD. 0 1 2 1 1 5
OXFORD MAGNET TECHNOLOGY LIMITED 0 1 0 3 1 5
PALOMA INDUSTRIES, LTD. 3 2 0 0 0 5
PALOMA KOGYO KABUSHIKI KAISHA 0 0 2 3 0 5
SCROLL TECHNOLOGIES, INC. 0 0 1 1 3 5
SIEMENS AKTIENGESELLSCHAFT 0 2 2 0 1 5
SPECIALTY EQUIPMENT COMPANIES, INC. 0 0 0 2 3 5
TEISAN KABUSHIKI KAISHA 4 1 0 0 0 5
TOYOTA JIDOSHA K.K. 0 2 0 1 2 5
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 0 1 3 0 1 5
YAMAHA HATSUDOKI KABUSHIKI KAISHA, YAMAHA MOTOR CO., LTD. 3 2 0 0 0 5


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