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

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 315, Electric Lamp and Discharge Devices: Systems

( 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 2001 2002 2003 2004 2005 Total
~Individually Owned Patent 63 58 70 43 54 288
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 52 72 25 18 167
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 19 27 37 26 20 129
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 21 16 18 25 10 90
LG ELECTRONICS INC. 7 8 23 16 12 66
GENERAL ELECTRIC COMPANY 9 22 9 13 10 63
SAMSUNG ELECTRONICS CO., LTD. 14 9 11 17 11 62
SONY CORPORATION 14 14 15 12 2 57
HITACHI, LTD 10 12 17 7 8 54
KOITO MANUFACTURING COMPANY LIMITED 3 13 13 9 10 48
MITSUBISHI DENKI KABUSHIKI KAISHA 9 18 10 9 2 48
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 0 6 12 19 10 47
SAMSUNG SDI CO., LTD. 5 10 9 12 7 43
CANON KABUSHIKI KAISHA 7 8 12 7 7 41
OSRAM SYLVANIA INC. 6 3 11 12 7 39
PHILIPS ELECTRONICS NORTH AMERICA CORP. 24 15 0 0 0 39
TOSHIBA CORPORATION 6 14 10 3 2 35
THOMSON LICENSING S.A. 13 4 9 6 2 34
U.S. PHILIPS CORPORATION 24 10 0 0 0 34
NEC CORPORATION 6 9 13 3 1 32
MATSUSHITA ELECTRIC WORKS, LTD. 6 6 5 3 10 30
PIONEER CORPORATION 3 12 6 6 3 30
SANYO ELECTRIC CO., LTD. 5 8 5 8 2 28
USHIO DENKI KABUSHIKI KAISYA 2 6 5 7 8 28
LAM RESEARCH CORPORATION 4 4 5 3 7 23
LUTRON ELECTRONICS COMPANY, INC. 7 4 4 5 3 23
SEIKO EPSON CORPORATION 2 6 8 1 6 23
COLOR KINETICS, INC. 1 1 5 8 7 22
TOKYO ELECTRON LIMITED 2 3 4 9 4 22
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION 5 5 6 5 1 22
DENSO CORPORATION 6 5 4 5 1 21
LG. PHILIPS LCD CO., LTD. 0 2 4 11 4 21
APPLIED MATERIALS, INC. 6 3 6 2 3 20
INTERNATIONAL RECTIFIER CORPORATION 5 0 5 3 7 20
FUJITSU LIMITED 5 6 4 1 3 19
AU OPTRONICS CORP. 0 3 1 7 5 16
EASTMAN KODAK COMPANY 2 3 2 2 5 14
ROBERT BOSCH GMBH 5 4 2 2 1 14
SAMSUNG ELECTRO-MECHANICS CO., LTD. 2 3 6 1 2 14
MICRON TECHNOLOGY, INC. 6 4 1 0 2 13
FUJITSU HITACHI PLASMA DISPLAY LIMITED 0 2 5 2 3 12
HUBBELL INCORPORATED 1 3 4 3 1 12
MOTOROLA, INC. 3 3 2 3 1 12
HONEYWELL INTERNATIONAL INC. 2 4 1 4 0 11
INTERNATIONAL BUSINESS MACHINES CORPORATION 6 2 1 1 1 11
NATIONAL SEMICONDUCTOR CORPORATION 1 1 5 2 2 11
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 0 1 3 1 6 11
NORTHROP GRUMMAN CORPORATION 0 6 3 1 0 10
ROHM COMPANY LIMITED 1 1 1 3 4 10
FUSION LIGHTING, INC. 6 2 1 0 0 9
FUSION UV SYSTEMS, INC. 0 2 4 2 1 9
HARISON TOSHIBA LIGHTING CORP. 0 1 2 1 5 9
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 2 0 4 2 1 9
SIEMENS MEDICAL SOLUTIONS USA, INC. 0 4 3 1 1 9
STMICROELECTRONICS S.A. 1 3 2 1 2 9
AXCELIS TECHNOLOGIES, INC. 2 0 3 0 3 8
DUREL CORPORATION 3 2 3 0 0 8
FUJI PHOTO FILM CO., LTD 1 3 2 1 1 8
VISTEON GLOBAL TECHNOLOGIES, INC. 2 2 1 2 1 8
ADVANCED ENERGY INDUSTRIES, INC. 1 1 1 3 1 7
AMBIT MICROSYSTEMS CORPORATION 1 1 2 3 0 7
CHUNGHWA PICTURE TUBES, LTD. 1 4 1 0 1 7
ELECTRO-MAG INTERNATIONAL, INC. 7 0 0 0 0 7
GENTEX CORPORATION 1 3 1 0 2 7
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 2 2 2 1 7
MATSUSHITA ELECTRONICS CORPORATION 5 1 0 1 0 7
NGK INSULATORS LTD. 1 0 1 1 4 7
O2 MICRO INTERNATIONAL LTD. 0 1 3 2 1 7
YAZAKI CORP. 0 2 1 2 2 7
ACCESS BUSINESS GROUP INTERNATIONAL LLC 0 0 0 5 1 6
AEROSPACE OPTICS, INC. 1 1 3 1 0 6
CANDESCENT TECHNOLOGIES CORPORATION 3 1 1 1 0 6
DELTA ELECTRONICS INC. 1 0 2 1 2 6
FAIRCHILD KOREA SEMICONDUCTOR, LTD. 4 0 2 0 0 6
HUGHES ELECTRONICS CORP. 3 3 0 0 0 6
INFOCUS CORPORATION 0 2 3 0 1 6
LEVITON MANUFACTURING CO. INC. 2 1 2 0 1 6
LITTON SYSTEMS INC. 6 0 0 0 0 6
MATSUSHITA ELECTRIC WORKS R&D LABORATORY, INC. 1 4 1 0 0 6
MONOLITHIC POWER SYSTEMS, INC. 1 1 1 1 2 6
MURATA MANUFACTURING CO., LTD. 4 2 0 0 0 6
NEC MICROWAVE TUBE, LTD. 0 0 2 4 0 6
NIPPON SHEET GLASS CO., LTD. 1 1 3 1 0 6
NORDSON CORPORATION 2 0 0 2 2 6
TEXAS INSTRUMENTS, INCORPORATED 2 3 1 0 0 6
TRIDONICATCO GMBH & CO. KG 0 0 1 3 2 6
BRUCE INDUSTRIES, INC. 1 0 0 2 2 5
CHI MEI OPTOELECTRONICS CORP. 0 2 1 1 1 5
FUTABA CORPORATION 0 1 1 3 0 5
FUTABA DENSHI KOGYO KABUSHIKI KAISHA 1 4 0 0 0 5
GELCORE, LLC 1 2 0 2 0 5
HEWLETT-PACKARD COMPANY 1 3 1 0 0 5
INTEL CORPORATION 0 1 2 1 1 5
LIGHT & SOUND DESIGN, LTD. 2 0 3 0 0 5
MANNESMANN VDO AG 4 1 0 0 0 5
MICROSEMI CORP. 0 0 0 0 5 5
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 1 0 1 3 0 5
NISSIN ELECTRIC CO., LTD. 2 0 2 1 0 5
OKI ELECTRIC INDUSTRY CO., LTD. 0 0 1 1 3 5
RAYTHEON COMPANY 0 1 3 1 0 5
SARNOFF CORPORATION & CO., LTD. 1 1 1 1 1 5
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 0 0 3 2 0 5
SEIKO INSTRUMENTS INC. 1 2 0 2 0 5
SIEMENS AKTIENGESELLSCHAFT 2 1 0 1 1 5
STMICROELECTRONICS S.R.L. 0 1 3 1 0 5
TDK CORPORATION 2 0 1 1 1 5
UNITED STATES OF AMERICA, ARMY 0 3 2 0 0 5
VALEO VISION 1 1 1 2 0 5
ZIPPY TECHNOLOGY CORP. 0 0 0 1 4 5


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