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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 2005 - 2009 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 2005 2006 2007 2008 2009 Total
SAMSUNG SDI CO., LTD. 35 54 115 155 159 518
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 54 57 35 30 1 177
LG ELECTRONICS INC. 23 16 32 24 43 138
CANON KABUSHIKI KAISHA 25 28 22 33 23 131
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 14 20 27 26 31 118
KONINKLIJKE PHILIPS ELECTRONICS N.V. 27 18 23 24 21 113
GENERAL ELECTRIC COMPANY 22 9 13 19 18 81
~INDIVIDUALLY OWNED PATENT 14 25 15 16 10 80
SEIKO EPSON CORPORATION 10 20 14 18 15 77
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN MBH 13 19 18 17 1 68
EASTMAN KODAK COMPANY 11 13 15 10 18 67
LG PHILIPS DISPLAYS KOREA CO., LTD. 21 31 10 1 2 65
AU OPTRONICS CORP. 6 18 12 7 20 63
HITACHI DISPLAYS, LTD. 3 15 14 21 10 63
OSRAM SYLVANIA INC. 12 15 11 13 12 63
SAMSUNG ELECTRONICS CO., LTD. 8 7 17 17 9 58
SONY CORPORATION 15 15 11 5 11 57
LG. PHILIPS LCD CO., LTD. 13 14 20 7 0 54
TOSHIBA CORPORATION 15 12 12 5 7 51
SANYO ELECTRIC CO., LTD. 12 13 6 1 13 45
USHIO DENKI KABUSHIKI KAISYA 14 10 4 4 10 42
DENSO CORPORATION 8 9 12 5 4 38
PIONEER CORPORATION 8 12 8 5 5 38
NGK SPARK PLUG CO., LTD. 6 6 7 11 7 37
PANASONIC CORPORATION 0 0 0 5 31 36
SAMSUNG MOBILE DISPLAY CO., LTD. 0 0 0 0 36 36
HITACHI, LTD 12 9 9 3 2 35
THOMSON LICENSING S.A. 14 6 6 7 2 35
HAMAMATSU PHOTONICS KABUSHIKI KAISHA 7 6 6 4 11 34
OSRAM OPTO SEMICONDUCTORS GMBH 5 8 4 5 11 33
LG DISPLAY CO., LTD. 0 0 0 9 21 30
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 5 9 5 10 29
CHUNGHWA PICTURE TUBES, LTD. 5 3 2 6 10 26
MICRON TECHNOLOGY, INC. 5 11 5 0 5 26
FUJITSU LIMITED 15 5 3 2 0 25
FUJITSU HITACHI PLASMA DISPLAY LIMITED 3 6 5 2 7 23
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 5 6 5 4 3 23
MATSUSHITA TOSHIBA PICTURE DISPLAY CO., LTD. 0 8 10 4 0 22
NGK INSULATORS LTD. 3 4 6 1 8 22
TSINGHUA UNIVERSITY 0 1 2 8 10 21
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 0 4 6 4 5 19
FUTABA CORPORATION 3 3 5 3 4 18
IDEMITSU KOSAN COMPANY LIMITED 4 3 3 2 6 18
3M INNOVATIVE PROPERTIES COMPANY 3 3 7 3 1 17
DAI NIPPON PRINTING CO. LTD 3 5 5 2 2 17
NICHIA CORPORATION 2 2 3 4 6 17
FEDERAL-MOGUL WORLD WIDE, INC. 2 2 2 3 7 16
OSRAM GMBH 0 3 0 1 12 16
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI 1 5 4 3 2 15
KOITO MANUFACTURING COMPANY LIMITED 3 2 3 2 4 14
NEC CORPORATION 4 2 5 1 1 13
FUJIFILM CORPORATION 0 0 2 4 6 12
TOHOKU PIONEER CORPORATION 1 2 7 1 1 12
CHI MEI OPTOELECTRONICS CORP. 1 2 5 1 2 11
E. I. DU PONT DE NEMOURS AND COMPANY 1 4 1 3 2 11
FUJI PHOTO FILM CO., LTD 2 6 2 1 0 11
HARISON TOSHIBA LIGHTING CORP. 2 3 4 2 0 11
IMAGING SYSTEMS TECHNOLOGY INC 2 1 3 2 3 11
NORITAKE CO., LTD. 4 3 1 1 2 11
RITDISPLAY CORPORATION 2 3 3 1 2 11
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION 2 1 2 2 4 11
TOYODA GOSEI KABUSHIKI KAISHA 5 2 0 3 1 11
UNIVERSAL DISPLAY CORPORATION 3 7 1 0 0 11
CAMBRIDGE DISPLAY TECHNOLOGY LIMITED 4 3 1 1 1 10
HON HAI PRECISION IND. CO., LTD. 1 1 2 2 4 10
UNIVERSITY OF ILLINOIS 0 2 0 2 6 10
MITSUBISHI DENKI KABUSHIKI KAISHA 3 3 2 1 0 9
MOTOROLA, INC. 4 0 1 1 3 9
ROBERT BOSCH GMBH 5 0 3 1 0 9
SAMSUNG CORNING CO., LTD. 1 3 4 1 0 9
ASAHI GLASS COMPANY, LTD. 3 5 0 0 0 8
FUJI ELECTRIC HOLDINGS CO., LTD. 0 0 3 2 3 8
NIPPON ELECTRIC GLASS COMPANY LIMITED 5 3 0 0 0 8
PRINCETON UNIVERSITY 4 1 1 0 2 8
ROHM COMPANY LIMITED 0 3 2 3 0 8
SAMSUNG ELECTRO-MECHANICS CO., LTD. 2 1 0 3 2 8
SHINODA PLASMA CORPORATION 0 0 3 3 2 8
TECO NANOTECH CO., LTD. 1 3 3 1 0 8
TPO DISPLAYS CORPORATION 0 1 2 1 4 8
LUMINUS DEVICES, INC. 0 1 2 3 1 7
TOSHIBA MATSUSHITA DISPLAY TECHNOLOGY CO., LTD. 0 0 1 1 5 7
APPLIED MATERIALS, INC. 1 1 1 2 1 6
CANDESCENT TECHNOLOGIES CORPORATION 5 1 0 0 0 6
CITIZEN ELECTRONICS CO., LTD. 1 0 4 1 0 6
OPTREX CORPORATION 1 0 0 4 1 6
SCHOTT AG 1 1 1 1 2 6
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 2 1 1 2 0 6
ADVANCED LIGHTING TECHNOLOGIES, INC. 1 2 1 0 1 5
AVAGO TECHNOLOGIES ECBU IP (SINGAPORE) PTE. LTD. 0 0 1 3 1 5
CORNING INCORPORATED 0 2 1 1 1 5
FEDERAL-MOGUL IGNITION (U.K.) LIMITED 0 2 0 2 1 5
INTEL CORPORATION 2 3 0 0 0 5
LUMINATION, LLC 0 0 0 4 1 5
NITTO DENKO CORPORATION 1 3 1 0 0 5
SI DIAMOND TECHNOLOGY, INC. 5 0 0 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
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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