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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 2004 - 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 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 2004 2005 2006 2007 2008 Total
~INDIVIDUALLY OWNED PATENT 128 102 113 85 49 477
SAMSUNG ELECTRONICS CO., LTD. 47 57 54 22 14 194
ILLINOIS TOOL WORKS INC. 36 27 36 36 35 170
LG ELECTRONICS INC. 12 25 29 19 23 108
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 18 20 27 24 16 105
LINCOLN GLOBAL, INC. 11 18 25 24 15 93
GENERAL ELECTRIC COMPANY 29 22 14 10 14 89
CANON KABUSHIKI KAISHA 11 5 18 11 11 56
TOKYO ELECTRON LIMITED 13 11 15 8 6 53
MITSUBISHI DENKI KABUSHIKI KAISHA 25 12 7 4 1 49
MAYTAG CORPORATION 17 16 10 1 0 44
FANUC LTD. 4 12 13 8 4 41
APPLIED MATERIALS, INC. 5 5 11 4 8 33
THERMAL DYNAMICS CORPORATION 8 9 12 1 2 32
TOSHIBA CORPORATION 4 7 9 8 4 32
GENERAL MOTORS CORPORATION 7 6 7 6 0 26
NEWFREY LLC 4 2 12 8 0 26
NGK SPARK PLUG CO., LTD. 10 4 4 3 5 26
IBIDEN CO., LTD. 7 13 2 0 3 25
NGK INSULATORS LTD. 1 3 7 9 5 25
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 5 3 3 7 6 24
BOEING COMPANY 4 9 7 2 0 22
FRONIUS INTERNATIONAL GMBH 5 4 6 5 1 21
DELPHI TECHNOLOGIES, INC. 8 3 4 2 3 20
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 3 1 8 4 4 20
ROBERT BOSCH GMBH 4 7 3 6 0 20
WHIRLPOOL CORPORATION 4 7 2 3 4 20
HONEYWELL INTERNATIONAL INC. 4 2 7 3 3 19
BOSCH SIEMENS HAUSGERATE GMBH 2 3 2 7 3 17
RICOH COMPANY, LTD. 4 4 5 2 2 17
SIEMENS AKTIENGESELLSCHAFT 8 4 4 1 0 17
CERAMASPEED LIMITED 0 4 6 4 2 16
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE 5 2 3 4 2 16
CEM CORPORATION 3 3 4 3 2 15
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 6 6 1 1 1 15
INTEL CORPORATION 3 4 4 3 0 14
DENSO CORPORATION 4 2 5 2 0 13
ELECTRO SCIENTIFIC INDUSTRIES, INC. 6 1 1 3 2 13
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 3 7 1 1 1 13
MATTSON TECHNOLOGY, INC. 3 2 5 1 2 13
ROLLS-ROYCE PLC 4 2 4 3 0 13
E.G.O. ELEKTRO-GERATEBAU GMBH 3 3 2 1 3 12
GRAPHIC PACKAGING INTERNATIONAL, INC. 2 1 2 0 7 12
HYPERTHERM, INC. 2 4 2 2 2 12
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 1 3 3 2 3 12
THE ESAB GROUP, INC. 1 1 6 1 3 12
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 3 4 1 3 1 12
BERU AG 3 3 3 1 1 11
EASTMAN KODAK COMPANY 3 3 5 0 0 11
ELECTROLUX HOME PRODUCTS, INC. 0 1 2 5 3 11
TUTCO, INC. 4 2 3 1 1 11
UNITED TECHNOLOGIES CORPORATION 2 3 2 4 0 11
DISCO CORPORATION 0 0 3 1 6 10
LEXMARK INTERNATIONAL, INC. 0 3 1 5 1 10
MICRON TECHNOLOGY, INC. 5 2 0 2 1 10
MILLIKEN & COMPANY 1 0 5 4 0 10
NEXICOR LLC 1 3 3 2 1 10
SCHOTT GLASWERKE 6 3 1 0 0 10
ULTRATECH, INC. 0 0 4 4 2 10
W.E.T. AUTOMOTIVE SYSTEMS AKTIENGESELLSCHAFT 4 2 2 2 0 10
WATLOW ELECTRIC MANUFACTURING COMPANY 1 0 4 3 2 10
XEROX CORPORATION 2 2 4 1 1 10
DAINIPPON SCREEN MFG. CO., LTD. 0 1 5 0 3 9
SUNBEAM PRODUCTS, INC. 4 2 2 1 0 9
3M INNOVATIVE PROPERTIES COMPANY 2 2 1 1 2 8
CATEM GMBH & CO. KG 1 3 4 0 0 8
DARTMOUTH COLLEGE 1 2 3 2 0 8
ELPATRONIC AG 5 0 2 1 0 8
GSI LUMONICS CORPORATION 4 4 0 0 0 8
HAKKO CORPORATION 4 1 3 0 0 8
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 3 1 3 0 1 8
LINDE AKTIENGESELLSCHAFT 0 3 0 4 1 8
SEB S.A. 2 2 3 0 1 8
SONY CORPORATION 5 1 2 0 0 8
TRUMPF WERKZEUGMASCHINEN GMBH + CO. KG 0 1 2 3 2 8
AGILENT TECHNOLOGIES, INC. 2 4 1 0 0 7
DAEWOO ELECTRONICS COMPANY, LTD. 0 1 1 1 4 7
DANA CORPORATION 3 3 1 0 0 7
EMERSON ELECTRIC CO. 4 0 1 1 1 7
FUJI PHOTO FILM CO., LTD 1 0 3 3 0 7
GSI GROUP CORPORATION 0 0 4 2 1 7
HITACHI VIA MECHANICS LTD. 0 2 2 3 0 7
HOBART BROTHERS COMPANY 3 2 2 0 0 7
LAM RESEARCH CORPORATION 1 1 0 4 1 7
LSP TECHNOLOGIES, INC. 2 3 0 1 1 7
MALDEN MILLS INDUSTRIES, INC. 1 4 1 1 0 7
NEC CORPORATION 3 2 0 1 1 7
PPG INDUSTRIES OHIO INC. 2 1 2 2 0 7
SEIKO EPSON CORPORATION 1 1 3 2 0 7
ALSTOM TECHNOLOGY LTD 2 0 1 1 2 6
ALTO-SHAAM, INC. 0 0 1 3 2 6
BTU INTERNATIONAL, INC. 0 0 0 4 2 6
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 1 4 1 0 6
DATA STORAGE INSTITUTE 4 1 0 1 0 6
EDISON WELDING INSTITUTE, INC. 1 3 2 0 0 6
ENGINEERING + RESEARCH ASSOCIATES, INC. 1 0 3 1 1 6
INTERNATIONAL BUSINESS MACHINES CORPORATION 1 2 0 3 0 6
KABUSHIKI KAISHA YASKAWA DENKI 2 1 1 1 1 6
KISWEL, LTD. 4 1 1 0 0 6
KOMATSU INDUSTRIES CORPORATION 0 3 3 0 0 6
KYOCERA CORPORATION 2 1 0 0 3 6
NISSAN MOTOR COMPANY, LIMITED 2 1 1 0 2 6
ORBOTECH LTD. 3 1 1 1 0 6
SAINT-GOBAIN GLASS FRANCE 0 1 2 1 2 6
SANSHA ELECTRIC MANUFACTURING CO., LTD. 2 0 3 0 1 6
SANYO ELECTRIC CO., LTD. 2 1 1 2 0 6
SHIN ETSU CHEMICAL CO., LTD. 0 4 0 0 2 6
SUMITOMO HEAVY INDUSTRIES, LTD. 2 3 0 0 1 6
THE HOLMES GROUP, INC. 3 2 1 0 0 6
WELCOME COMPANY, LTD. 1 1 2 1 1 6
YAMAZAKI MAZAK KABUSHIKI KAISHA 2 1 0 1 2 6
ADVANCED ENERGY INDUSTRIES, INC. 1 2 1 0 1 5
AMERICAN HEALTHCARE PRODUCTS, INC. 0 3 0 2 0 5
APPLERA CORPORATION 1 1 1 2 0 5
ASM AMERICA, INC. 3 1 0 1 0 5
AXCELIS TECHNOLOGIES, INC. 2 1 1 1 0 5
DAIMLERCHRYSLER CORPORATION 1 1 2 1 0 5
DOBEN LIMITED 1 1 0 3 0 5
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. 3 1 0 1 0 5
HITACHI HIGH-TECHNOLOGIES CORPORATION 1 3 1 0 0 5
HITACHI KOKUSAI ELECTRIC INC. 3 2 0 0 0 5
HITACHI, LTD 4 0 0 0 1 5
INDUCTOTHERM INDUSTRIES INC. 0 2 1 2 0 5
INDUSTRIAL MICROWAVE SYSTEMS, L.L.C. 2 1 0 0 2 5
MEDTRONIC INC. 2 1 1 1 0 5
NELSON BOLZENSCHWEISS TECHNIK GMBH & CO. KG 2 1 2 0 0 5
NORDSON CORPORATION 1 0 2 0 2 5
PATENTED MEDICAL SOLUTIONS, LLC 0 0 1 2 2 5
PREMARK FEG L.L.C. 0 1 2 2 0 5
SALTON, INC. 3 0 2 0 0 5
SANDVIK AKTIEBOLAG 1 3 1 0 0 5
SCI-MED LIFE SYSTEMS, INC. 3 2 0 0 0 5
SOKUDO CO., LTD. 0 0 0 4 1 5
STEAMWAY FRANCHISE SALES, INC. 0 1 4 0 0 5
TDK CORPORATION 0 0 0 2 3 5
TRUMPF, INC. 2 0 2 1 0 5
UNIVERSITY OF MICHIGAN 0 4 1 0 0 5
UT-BATTELLE, LLC 3 0 0 2 0 5
VISTEON GLOBAL TECHNOLOGIES, INC. 2 1 2 0 0 5
YAMAZAKI MAZAK CORPORATION 0 0 1 2 2 5


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Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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