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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 353, Optics: Image Projectors

( 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
SEIKO EPSON CORPORATION 31 37 61 60 49 238
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 11 12 28 23 17 91
~INDIVIDUALLY OWNED PATENT 22 14 22 7 20 85
SAMSUNG ELECTRONICS CO., LTD. 9 15 23 12 19 78
CANON KABUSHIKI KAISHA 11 15 23 16 9 74
HITACHI, LTD 10 12 19 22 7 70
INFOCUS CORPORATION 10 9 24 16 11 70
SONY CORPORATION 10 7 7 9 15 48
SANYO ELECTRIC CO., LTD. 4 5 8 12 13 42
EASTMAN KODAK COMPANY 15 14 3 5 2 39
NEC VIEWTECHNOLOGY, LTD. 7 9 7 9 5 37
3M INNOVATIVE PROPERTIES COMPANY 6 4 6 8 12 36
CORETRONIC CORPORATION 7 4 9 11 5 36
TEXAS INSTRUMENTS, INCORPORATED 5 7 6 8 7 33
FUJINON CORPORATION (FORMERLY FUJI PHOTO OPTICAL CO. LTD.) 8 3 7 6 5 29
OLYMPUS CORPORATION 2 3 8 11 5 29
BEN Q CORPORATION 10 3 6 7 2 28
LG ELECTRONICS INC. 5 4 4 10 5 28
KONINKLIJKE PHILIPS ELECTRONICS N.V. 10 6 2 4 3 25
MITSUBISHI DENKI KABUSHIKI KAISHA 6 1 8 4 3 22
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 2 1 8 4 5 20
FUNAI ELECTRIC CO., LTD. 2 5 5 5 1 18
BARCO N.V. 2 2 4 3 4 15
DELTA ELECTRONICS INC. 5 4 1 3 0 13
SYMBOL TECHNOLOGIES, INC. 0 0 1 4 8 13
MITSUBISHI ELECTRIC RESEARCH LABORATORIES, INC. 9 0 2 1 0 12
VICTOR COMPANY OF JAPAN, LIMITED 3 2 2 3 2 12
CASIO COMPUTER CO. LTD. 0 0 4 5 2 11
TOSHIBA CORPORATION 1 3 0 7 0 11
JDS UNIPHASE CORPORATION 1 3 2 0 4 10
THOMSON LICENSING S.A. 1 2 0 4 3 10
MINOLTA CAMERA CO., LTD. 6 1 1 1 0 9
RICOH COMPANY, LTD. 1 1 3 2 2 9
INTERNATIONAL BUSINESS MACHINES CORPORATION 4 0 2 1 1 8
MICROSOFT CORPORATION 0 1 2 3 2 8
CHINON TEC KABUSHIKI KAISHA 0 0 6 1 0 7
DELL PRODUCTS, L.P. 1 0 1 4 1 7
CARL ZEISS JENA GMBH 2 3 1 0 0 6
HONEYWELL INTERNATIONAL INC. 1 1 2 1 1 6
INTEL CORPORATION 2 0 1 0 3 6
PRODISC TECHNOLOGY INC. 3 1 1 1 0 6
SHARP LABORATORIES OF AMERICA, INC. 1 0 3 2 0 6
DOLBY LABORATORIES INC. 0 0 0 0 5 5
LIGHTMASTER SYSTEMS, INC. 1 0 0 1 3 5
PIXELWORKS, INC. 0 1 1 1 2 5
REFLECTIVITY, INC. 1 1 2 1 0 5
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 2 0 1 1 5
SUPERIMAGING, INC. 0 0 2 2 1 5
WAVIEN, INC. 1 1 0 2 1 5
YOUNG OPTICS INC. 1 1 1 1 1 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/


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