Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports


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 313, Electric Lamp and Discharge Devices

( 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
SAMSUNG SDI CO., LTD. 63 35 54 115 155 422
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 55 54 57 35 30 231
KONINKLIJKE PHILIPS ELECTRONICS N.V. 67 27 18 23 24 159
CANON KABUSHIKI KAISHA 31 25 28 22 33 139
LG ELECTRONICS INC. 40 23 16 32 24 135
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 6 14 20 27 26 93
GENERAL ELECTRIC COMPANY 27 22 9 13 19 90
~INDIVIDUALLY OWNED PATENT 18 14 25 15 16 88
LG PHILIPS DISPLAYS KOREA CO., LTD. 21 21 31 10 1 84
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 17 13 19 18 17 84
OSRAM SYLVANIA INC. 23 12 15 11 13 74
SEIKO EPSON CORPORATION 9 10 20 14 18 71
SONY CORPORATION 22 15 15 11 5 68
TOSHIBA CORPORATION 21 15 12 12 5 65
THOMSON LICENSING S.A. 29 14 6 6 7 62
EASTMAN KODAK COMPANY 10 11 13 15 10 59
LG. PHILIPS LCD CO., LTD. 5 13 14 20 7 59
HITACHI, LTD 25 12 9 9 3 58
SAMSUNG ELECTRONICS CO., LTD. 5 8 7 17 17 54
HITACHI DISPLAYS, LTD. 0 3 15 14 21 53
NGK SPARK PLUG CO., LTD. 21 6 6 7 11 51
AU OPTRONICS CORP. 7 6 18 12 7 50
DENSO CORPORATION 13 8 9 12 5 47
USHIO DENKI KABUSHIKI KAISYA 15 14 10 4 4 47
PIONEER CORPORATION 13 8 12 8 5 46
MICRON TECHNOLOGY, INC. 16 5 11 5 0 37
SANYO ELECTRIC CO., LTD. 4 12 13 6 1 36
FUJITSU LIMITED 8 15 5 3 2 33
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 7 5 6 5 4 27
HAMAMATSU PHOTONICS KABUSHIKI KAISHA 3 7 6 6 4 26
OSRAM OPTO SEMICONDUCTORS GMBH 2 5 8 4 5 24
NEC CORPORATION 11 4 2 5 1 23
CHUNGHWA PICTURE TUBES, LTD. 6 5 3 2 6 22
MATSUSHITA TOSHIBA PICTURE DISPLAY CO., LTD. 0 0 8 10 4 22
NGK INSULATORS LTD. 7 3 4 6 1 21
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 1 0 5 9 5 20
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 6 0 4 6 4 20
3M INNOVATIVE PROPERTIES COMPANY 1 3 3 7 3 17
DAI NIPPON PRINTING CO. LTD 2 3 5 5 2 17
FUJITSU HITACHI PLASMA DISPLAY LIMITED 1 3 6 5 2 17
FUTABA CORPORATION 3 3 3 5 3 17
ASAHI GLASS COMPANY, LTD. 7 3 5 0 0 15
KOITO MANUFACTURING COMPANY LIMITED 5 3 2 3 2 15
NIPPON ELECTRIC GLASS COMPANY LIMITED 6 5 3 0 0 14
ROBERT BOSCH GMBH 5 5 0 3 1 14
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION 7 2 1 2 2 14
CAMBRIDGE DISPLAY TECHNOLOGY LIMITED 4 4 3 1 1 13
FUJI PHOTO FILM CO., LTD 2 2 6 2 1 13
IDEMITSU KOSAN COMPANY LIMITED 1 4 3 3 2 13
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 0 1 5 4 3 13
CANDESCENT TECHNOLOGIES CORPORATION 6 5 1 0 0 12
HARISON TOSHIBA LIGHTING CORP. 1 2 3 4 2 12
MITSUBISHI DENKI KABUSHIKI KAISHA 3 3 3 2 1 12
NICHIA CORPORATION 1 2 2 3 4 12
TOHOKU PIONEER CORPORATION 1 1 2 7 1 12
TOYODA GOSEI KABUSHIKI KAISHA 2 5 2 0 3 12
UNIVERSAL DISPLAY CORPORATION 1 3 7 1 0 12
HON HAI PRECISION IND. CO., LTD. 5 1 1 2 2 11
INTEL CORPORATION 6 2 3 0 0 11
TSINGHUA UNIVERSITY 0 0 1 2 8 11
CHI MEI OPTOELECTRONICS CORP. 1 1 2 5 1 10
FEDERAL-MOGUL WORLD WIDE, INC. 1 2 2 2 3 10
NORITAKE CO., LTD. 1 4 3 1 1 10
RITDISPLAY CORPORATION 1 2 3 3 1 10
ROHM COMPANY LIMITED 2 0 3 2 3 10
SAMSUNG CORNING CO., LTD. 1 1 3 4 1 10
E. I. DU PONT DE NEMOURS AND COMPANY 0 1 4 1 3 9
LG DISPLAY CO., LTD. 0 0 0 0 9 9
MATSUSHITA ELECTRIC WORKS, LTD. 5 1 1 2 0 9
SAMSUNG ELECTRO-MECHANICS CO., LTD. 3 2 1 0 3 9
SI DIAMOND TECHNOLOGY, INC. 4 5 0 0 0 9
ADVANCED LIGHTING TECHNOLOGIES, INC. 4 1 2 1 0 8
CITIZEN ELECTRONICS CO., LTD. 2 1 0 4 1 8
IMAGING SYSTEMS TECHNOLOGY INC 0 2 1 3 2 8
TECO NANOTECH CO., LTD. 0 1 3 3 1 8
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 3 0 1 2 1 7
PRINCETON UNIVERSITY 1 4 1 1 0 7
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 1 2 1 1 2 7
AGILENT TECHNOLOGIES, INC. 5 1 0 0 0 6
APPLIED MATERIALS, INC. 1 1 1 1 2 6
DELTA OPTOELECTRONICS, INC. 2 1 1 2 0 6
FUJIFILM CORPORATION 0 0 0 2 4 6
LUMILEDS LIGHTING, U.S., LLC 3 2 1 0 0 6
LUMINUS DEVICES, INC. 0 0 1 2 3 6
MOTOROLA, INC. 0 4 0 1 1 6
NITTO DENKO CORPORATION 1 1 3 1 0 6
SHINODA PLASMA CORPORATION 0 0 0 3 3 6
UNIVERSITY OF ILLINOIS 2 0 2 0 2 6
XEROX CORPORATION 4 1 1 0 0 6
FUJI ELECTRIC HOLDINGS CO., LTD. 0 0 0 3 2 5
ITT MANUFACTURING ENTERPRISES, INC. 1 0 4 0 0 5
LIGHT SOURCES, INC. 4 0 1 0 0 5
LITTON SYSTEMS INC. 1 2 2 0 0 5
OPTREX CORPORATION 0 1 0 0 4 5
PANASONIC CORPORATION 0 0 0 0 5 5
TDK CORPORATION 3 1 0 1 0 5
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 1 2 0 0 5


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
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

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMT reports and materials from : ftp.uspto.gov/pub/taf/


Top

Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports