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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting In Technology Classes,
Breakout By Organization

Count of 2000 - 2004 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 2000 2001 2002 2003 2004 Total
SEIKO EPSON CORPORATION 16 17 35 40 31 139
~Individually Owned Patent 11 11 9 9 22 62
CANON KABUSHIKI KAISHA 5 7 6 15 11 44
MINOLTA CAMERA CO., LTD. 7 14 13 3 6 43
SONY CORPORATION 3 3 11 10 10 37
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 5 20 10 35
HITACHI, LTD 3 5 5 6 10 29
EASTMAN KODAK COMPANY 1 0 4 6 15 26
SAMSUNG ELECTRONICS CO., LTD. 1 2 9 5 9 26
INFOCUS CORPORATION 1 1 5 5 10 22
MITSUBISHI DENKI KABUSHIKI KAISHA 2 1 5 8 6 22
3M INNOVATIVE PROPERTIES COMPANY 2 1 5 7 6 21
FUJINON CORPORATION (FORMERLY FUJI PHOTO OPTICAL CO. LTD.) 1 0 2 5 8 16
NEC VIEWTECHNOLOGY, LTD. 0 1 2 5 7 15
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 0 3 11 14
BEN Q CORPORATION 0 0 3 0 10 13
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 1 1 4 5 2 13
NIKON CORPORATION 2 2 3 5 1 13
TEXAS INSTRUMENTS, INCORPORATED 0 1 2 5 5 13
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 1 3 1 4 11
MITSUBISHI ELECTRIC RESEARCH LABORATORIES, INC. 0 0 0 2 9 11
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 3 5 0 2 1 11
INTEL CORPORATION 0 4 2 2 2 10
LG ELECTRONICS INC. 0 0 1 4 5 10
CORETRONIC CORPORATION 0 0 2 0 7 9
DELTA ELECTRONICS INC. 0 0 1 2 5 8
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 0 4 3 1 0 8
SANYO ELECTRIC CO., LTD. 0 0 2 2 4 8
DUKE UNIVERSITY INC. 0 2 2 2 1 7
FUJITSU LIMITED 2 1 3 1 0 7
NEC CORPORATION 3 1 3 0 0 7
OLYMPUS OPTICAL CO., LTD. 0 0 2 4 1 7
PRIMAX ELECTRONICS LTD. 1 1 2 2 0 6
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 2 1 0 2 1 6
VICTOR COMPANY OF JAPAN, LIMITED 0 1 2 0 3 6
AURORA SYSTEMS, INC. 2 0 1 1 1 5
CARL ZEISS JENA GMBH 0 0 1 2 2 5
IMATTE, INC. 0 0 2 1 2 5
PROKIA TECHNOLOGY CO., LTD. 0 0 3 2 0 5
RAYTHEON COMPANY 1 2 0 1 1 5
ROCKWELL COLLINS, INC. 0 0 2 3 0 5
SCRAM TECHNOLOGIES, INC. 0 1 2 0 2 5
TOSHIBA CORPORATION 1 1 0 2 1 5
U.S. PHILIPS CORPORATION 2 3 0 0 0 5


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

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

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


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