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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 399, Electrophotography

( 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
CANON KABUSHIKI KAISHA 250 287 247 260 212 1256
RICOH COMPANY, LTD. 122 177 183 176 212 870
SAMSUNG ELECTRONICS CO., LTD. 59 96 93 126 76 450
XEROX CORPORATION 56 70 102 83 71 382
TOSHIBA CORPORATION 63 68 64 72 81 348
BROTHER KOGYO KABUSHIKI KAISHA 29 40 64 90 121 344
FUJI XEROX CO., LTD. 38 46 64 64 92 304
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 33 28 61 54 84 260
KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. 3 45 54 55 62 219
SEIKO EPSON CORPORATION 30 53 53 44 36 216
KYOCERA MITA CORPORATION 3 14 20 71 82 190
OKIDATA CORPORATION 17 25 38 39 22 141
LEXMARK INTERNATIONAL, INC. 12 26 40 32 28 138
EASTMAN KODAK COMPANY 25 45 25 9 22 126
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 33 23 14 16 7 93
OCE PRINTING SYSTEMS GMBH 7 11 9 18 9 54
RICOH PRINTING SYSTEMS, LTD. 6 10 13 14 3 46
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 14 8 7 13 0 42
~INDIVIDUALLY OWNED PATENT 8 17 5 4 8 42
STATIC CONTROL COMPONENTS, INC. 5 9 6 7 8 35
MURATA KIKAI KABUSHIKI KAISHA 7 7 12 2 2 30
FUJI PHOTO FILM CO., LTD 14 12 2 0 1 29
KONICA MINOLTA HOLDINGS, INC. 4 10 1 2 0 17
KONICA CORPORATION 8 5 2 0 0 15
TOSHIBA TEC KABUSHIKI KAISHA 0 4 7 4 0 15
CARTRIDGE CORPORATION OF AMERICA, INC. 0 0 6 5 2 13
FUNAI ELECTRIC CO., LTD. 0 2 5 5 1 13
MURATA MACHINERY, LTD. 0 0 1 3 7 11
GENERAL PLASTIC INDUSTRIAL CO., LTD. 1 3 1 0 4 9
MINOLTA CAMERA CO., LTD. 7 0 2 0 0 9
NISCA CORPORATION 5 2 2 0 0 9
CANON FINETECH INC. 0 3 4 1 0 8
FUJIFILM CORPORATION 0 0 4 0 4 8
KYOCERA CORPORATION 3 1 2 0 2 8
AVISION INC. 0 1 2 1 2 6
OCE-TECHNOLOGIES, B.V. 0 1 3 0 2 6
PFU LIMITED 3 1 1 1 0 6
SUMITOMO RUBBER INDUSTRIES, LTD. 0 1 0 2 3 6
CANON KASEI KABUSHIKI KAISHA 0 1 4 0 0 5
LITE-ON TECHNOLOGY CORPORATION 1 2 0 1 1 5
PANASONIC CORPORATION 0 0 0 0 5 5
SHARP LABORATORIES OF AMERICA, INC. 2 0 0 0 3 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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