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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 219, Electric Heating

( 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 108 126 180 124 125 663
SAMSUNG ELECTRONICS CO., LTD. 23 41 26 19 29 138
GENERAL ELECTRIC COMPANY 23 20 19 23 32 117
ILLINOIS TOOL WORKS INC. 9 7 29 27 28 100
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 9 10 25 23 17 84
MITSUBISHI DENKI KABUSHIKI KAISHA 22 14 11 13 16 76
LG ELECTRONICS INC. 12 10 14 8 15 59
INTERNATIONAL BUSINESS MACHINES CORPORATION 9 10 18 11 3 51
LINCOLN GLOBAL, INC. 0 7 11 17 16 51
TOKYO ELECTRON LIMITED 4 7 11 11 15 48
CANON KABUSHIKI KAISHA 9 6 12 9 10 46
APPLIED MATERIALS, INC. 6 6 6 9 17 44
BOEING COMPANY 15 6 5 5 5 36
SODICK CO., LTD. 6 5 4 9 7 31
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 4 8 7 1 10 30
THE ESAB GROUP, INC. 6 3 8 6 7 30
FANUC LTD. 7 8 4 4 3 26
MAYTAG CORPORATION 2 0 3 9 12 26
WHIRLPOOL CORPORATION 6 7 5 4 4 26
DAEWOO ELECTRONICS COMPANY, LTD. 11 11 3 0 0 25
FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANTEN FORSCHUNG E.V. 4 7 3 4 7 25
NGK SPARK PLUG CO., LTD. 3 6 5 5 5 24
CERAMASPEED LIMITED 1 6 8 6 2 23
KOMATSU LTD. 7 7 1 6 2 23
TOSHIBA CORPORATION 5 1 5 7 5 23
SEB S.A. 8 7 2 5 0 22
DENSO CORPORATION 2 3 7 3 5 20
LSP TECHNOLOGIES, INC. 0 4 5 5 6 20
MICRON TECHNOLOGY, INC. 1 1 8 4 6 20
MIYACHI TECHNOS CORPORATION 3 3 6 3 5 20
EMERSON ELECTRIC CO. 3 7 1 3 5 19
HYPERTHERM, INC. 4 6 4 1 4 19
MITSUBISHI HEAVY INDUSTRIES CO., LTD. 0 4 6 4 5 19
SANYO ELECTRIC CO., LTD. 2 6 3 5 3 19
SCHOTT GLASWERKE 0 3 3 7 6 19
HITACHI, LTD 1 7 3 5 2 18
NEC CORPORATION 2 0 6 6 3 17
U.S. PHILIPS CORPORATION 5 5 5 2 0 17
FORD GLOBAL TECHNOLOGIES, INC. 5 6 2 3 0 16
TOYOTA JIDOSHA K.K. 6 5 2 2 1 16
AGIE SA 4 5 1 3 2 15
BOSCH SIEMENS HAUSGERATE GMBH 3 1 3 5 3 15
HEWLETT-PACKARD COMPANY 4 1 3 3 4 15
NGK INSULATORS LTD. 1 3 4 6 1 15
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 4 2 4 3 15
LA SOUDURE AUTOGENE FRANCAISE 1 0 7 4 2 14
LINCOLN ELECTRIC COMPANY 9 5 0 0 0 14
MINOLTA CAMERA CO., LTD. 4 3 3 3 1 14
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 1 0 4 3 6 14
VESTURE CORPORATION 1 3 3 2 5 14
AMANA COMPANY L.P. 1 7 5 0 0 13
E.G.O. ELEKTRO-GERATEBAU GMBH 2 2 2 4 3 13
MATTSON TECHNOLOGY, INC. 0 1 3 5 4 13
QUADLUX, INC. 4 4 3 1 1 13
ROBERT BOSCH GMBH 2 2 3 4 2 13
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 2 3 6 2 0 13
SIEMENS AKTIENGESELLSCHAFT 3 2 1 2 5 13
UNITED TECHNOLOGIES CORPORATION 1 5 3 3 1 13
CHARMILLES TECHNOLOGIES SA - GENEVA 4 2 2 1 3 12
DELPHI TECHNOLOGIES, INC. 0 0 1 7 4 12
EMHART INC. 3 4 1 2 2 12
MSX, INC. 1 0 4 6 1 12
SANSHA ELECTRIC MANUFACTURING CO., LTD. 3 2 4 2 1 12
CEM CORPORATION 1 0 2 6 2 11
ELPATRONIC AG 2 2 2 2 3 11
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 2 1 1 4 3 11
LUCENT TECHNOLOGIES INC. 0 3 4 4 0 11
WATLOW ELECTRIC MANUFACTURING COMPANY 1 1 4 2 3 11
ADVANCED MICRO DEVICES, INC. 2 0 3 0 5 10
CHROMALLOY GAS TURBINE CORPORATION 1 1 4 1 3 10
HP INTELLECTUAL CORP. 0 3 4 1 2 10
KOBE STEEL LTD. 4 2 2 0 2 10
LAM RESEARCH CORPORATION 3 3 2 2 0 10
RICOH COMPANY, LTD. 4 0 3 2 1 10
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. 2 0 4 1 3 10
VALEO VISION 0 7 1 0 2 10
W. A. WHITNEY CORP. 1 0 1 3 5 10
XEROX CORPORATION 0 4 0 2 4 10
AKTIEBOLAGET ELECTROLUX 1 2 3 2 1 9
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 0 4 2 3 9
INDUSTRIAL MICROWAVE SYSTEMS, INC. 0 2 3 3 1 9
KAWASAKI STEEL CORPORATION 2 2 0 4 1 9
L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 1 0 1 4 3 9
NISSAN MOTOR COMPANY, LIMITED 1 0 2 3 3 9
SANDIA CORPORATION 0 0 4 1 4 9
BROTHER KOGYO KABUSHIKI KAISHA 0 2 4 2 0 8
CORNING INCORPORATED 1 1 1 1 4 8
EASTMAN KODAK COMPANY 1 1 3 1 2 8
FORT JAMES CORPORATION 0 0 2 3 3 8
GENERAL MOTORS CORPORATION 2 2 2 0 2 8
MOULINEX, SOCIETE ANONYME 1 2 3 1 1 8
SEAGATE TECHNOLOGY, LLC 0 0 1 5 2 8
THERMION SYSTEMS INTERNATIONAL 0 4 3 0 1 8
TRW INC. 0 2 5 0 1 8
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 1 2 2 2 1 8
ASM AMERICA, INC. 0 0 0 4 3 7
BERU AG 0 1 1 3 2 7
GENERAL SCANNING INC. 0 2 0 1 4 7
LILLBACKA JETAIR OY 0 0 2 4 1 7
MALDEN MILLS INDUSTRIES, INC. 0 0 2 2 3 7
MCDERMOTT TECHNOLOGY, INC. 3 3 0 0 1 7
MEDTRONIC INC. 1 0 2 3 1 7
MURATA MANUFACTURING CO., LTD. 2 1 1 2 1 7
NKK CORPORATION 1 1 3 2 0 7
NORDSON CORPORATION 3 1 1 1 1 7
PHILIP MORRIS INCORPORATED 3 3 1 0 0 7
SQUARE D COMPANY 4 1 2 0 0 7
THERMAL DYNAMICS CORPORATION 0 2 1 0 4 7
TURBOCHEF TECHNOLOGIES, INC. 0 2 2 1 2 7
UNIVERSITY OF TEXAS 2 2 1 1 1 7
YAZAKI CORP. 2 3 0 2 0 7
ALCATEL 0 0 2 3 1 6
CATERPILLAR INC. 1 2 1 1 1 6
CONTOUR HARDENING, INC. 0 0 5 0 1 6
FUJI PHOTO FILM CO., LTD 0 0 0 4 2 6
FUJIMAK CORPORATION 1 2 0 1 2 6
GRAPHIC PACKAGING CORPORATION 0 0 2 1 3 6
INTEGRATED ENVIRONMENTAL TECHNOLOGIES, LLC 3 0 3 0 0 6
KYOCERA CORPORATION 1 0 3 1 1 6
MIDDLEBY MARSHALL INC. 0 3 1 2 0 6
MOTOROLA, INC. 1 2 0 0 3 6
NEWCOR, INC. 2 0 2 2 0 6
SAINT-GOBAIN INDUSTRIAL CERAMICS, INC. 0 2 2 2 0 6
SEIKO EPSON CORPORATION 3 0 2 0 1 6
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 1 4 1 0 0 6
STRIX LIMITED 0 1 3 1 1 6
THERMAL SOLUTIONS INC. 0 1 0 4 1 6
THERMOSOFT INTERNATIONAL CORP 1 0 1 1 3 6
WELCOME COMPANY, LTD. 1 0 2 2 1 6
WHITE CONSOLIDATED INDUSTRIES, INC. 0 2 2 2 0 6
AKO-WERKE GMBH & CO. KG 1 3 1 0 0 5
AMERICAN TORCH TIP COMPANY 2 0 1 2 0 5
AMERITHERM, INC. 0 0 0 3 2 5
APPLIED KOMATSU TECHNOLOGY, INC. 1 1 0 2 1 5
BALL CORPORATION 0 1 1 0 3 5
BROOKS AUTOMATION INC. 1 1 2 0 1 5
BSH HOME APPLIANCES CORPORATION 0 0 0 3 2 5
COMMISSARIAT A L'ENERGIE ATOMIQUE 2 1 1 0 1 5
CONAGRA, INC. 1 1 2 0 1 5
DAIDO TOKUSHUKO, K.K. 1 0 0 2 2 5
EATON CORPORATION 1 3 1 0 0 5
ELECTRO SCIENTIFIC INDUSTRIES, INC. 2 0 0 1 2 5
ESAB AB 0 0 1 2 2 5
FORD MOTOR COMPANY 2 1 1 1 0 5
FORSCHUNGSZENTRUM KARLSRUHE GMBH 0 1 1 3 0 5
FUJITSU LIMITED 1 1 1 1 1 5
HAMILTON BEACH/PROCTOR-SILEX, INC. 0 0 0 0 5 5
HATCO CORPORATION 1 0 2 1 1 5
HEATWAVE DRYING SYSTEMS LTD. 0 1 2 1 1 5
HOTSET HEIZPATRONEN UND ZUBEHOR GMBH 1 1 1 2 0 5
IBIDEN CO., LTD. 0 0 0 3 2 5
IMATION CORP. 1 4 0 0 0 5
INOCON TECHNOLOGIE GESELLSCHAFT M.B.H. 0 0 1 2 2 5
KAWASAKI JUKOGYO KABUSHIKI KAISHA 0 4 1 0 0 5
LEXMARK INTERNATIONAL, INC. 1 0 3 1 0 5
SAINT-GOBAIN VITRAGE 2 1 2 0 0 5
SEMITOOL, INC. 0 1 0 4 0 5
SHIN-ETSU HANDOTAI CO., LTD. 0 2 1 2 0 5
SILICON VALLEY GROUP, INC. 0 1 1 1 2 5
SONY CORPORATION 1 2 1 0 1 5
TEXAS INSTRUMENTS, INCORPORATED 0 0 4 1 0 5
TOSHIBA TEC KABUSHIKI KAISHA 0 0 0 2 3 5
TSANN KUEN U.S.A., INC. 0 0 0 1 4 5
USHIO DENKI KABUSHIKIKAISHA 0 0 1 1 3 5
W. L. GORE & ASSSOCIATES, INC. 1 2 2 0 0 5
WATLOW POLYMER TECHNOLOGIES 0 0 0 2 3 5
WESTINGHOUSE ELECTRIC CORP. 5 0 0 0 0 5


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