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

Patenting In Technology Classes,
Breakout By Organization

Count of 2007 - 2011 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 2007 2008 2009 2010 2011 Total
CANON KABUSHIKI KAISHA 247 260 212 247 282 1248
RICOH COMPANY, LTD. 183 176 212 309 345 1225
BROTHER KOGYO KABUSHIKI KAISHA 64 90 121 158 223 656
SAMSUNG ELECTRONICS CO., LTD. 93 126 76 129 136 560
XEROX CORPORATION 102 83 71 111 140 507
FUJI XEROX CO., LTD. 64 64 92 122 125 467
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 61 54 84 136 89 424
TOSHIBA CORPORATION 64 72 81 83 92 392
KONICA MINOLTA BUSINESS TECHNOLOGIES, INC. 54 55 62 105 109 385
KYOCERA MITA CORPORATION 20 71 82 112 78 363
SEIKO EPSON CORPORATION 53 44 36 40 55 228
OKIDATA CORPORATION 38 39 22 37 56 192
LEXMARK INTERNATIONAL, INC. 40 32 28 29 40 169
EASTMAN KODAK COMPANY 25 9 22 10 18 84
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 14 16 7 20 14 71
OCE PRINTING SYSTEMS GMBH 9 18 9 9 6 51
STATIC CONTROL COMPONENTS, INC. 6 7 8 6 5 32
RICOH PRINTING SYSTEMS, LTD. 13 14 3 0 0 30
~INDIVIDUALLY OWNED PATENT 5 4 8 6 4 27
MURATA MACHINERY, LTD. 1 3 7 8 4 23
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 7 13 0 0 0 20
MURATA KIKAI KABUSHIKI KAISHA 12 2 2 0 0 16
CARTRIDGE CORPORATION OF AMERICA, INC. 6 5 2 0 1 14
TOSHIBA TEC KABUSHIKI KAISHA 7 4 0 2 1 14
FUNAI ELECTRIC CO., LTD. 5 5 1 0 0 11
FUJIFILM CORPORATION 4 0 4 1 1 10
FUTURE GRAPHICS IMAGING CORPORATION 0 0 3 7 0 10
OCE-TECHNOLOGIES, B.V. 3 0 2 2 3 10
CANON FINETECH INC. 4 1 0 4 0 9
KYOCERA CORPORATION 2 0 2 3 2 9
SUMITOMO RUBBER INDUSTRIES, LTD. 0 2 3 2 2 9
AVISION INC. 2 1 2 2 1 8
BRIDGESTONE CORPORATION 1 1 2 1 3 8
GENERAL PLASTIC INDUSTRIAL CO., LTD. 1 0 4 1 2 8
PANASONIC CORPORATION 0 0 5 3 0 8
WAZANA BROTHERS INTERNATIONAL, INC. 0 0 1 5 2 8
CANON KASEI KABUSHIKI KAISHA 4 0 0 1 2 7
INFOPRINT SOLUTIONS COMPANY LLC 0 2 0 4 1 7
MITSUBISHI KAGAKU IMAGING CORPORATION 0 0 0 4 3 7
NISCA CORPORATION 2 0 0 2 3 7
PALO ALTO RESEARCH CENTER INCORPORATED 0 1 0 2 4 7
NTN CORPORATION 1 2 1 1 1 6
DELL PRODUCTS, L.P. 1 1 0 3 0 5
SHARP LABORATORIES OF AMERICA, INC. 0 0 3 2 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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