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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 400, Typewriting Machines

( 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 39 29 22 29 19 138
~Individually Owned Patent 20 11 14 20 25 90
CANON KABUSHIKI KAISHA 19 14 20 19 16 88
HEWLETT-PACKARD COMPANY 13 27 38 7 0 85
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 0 33 35 68
BROTHER KOGYO KABUSHIKI KAISHA 18 4 3 5 6 36
FUJI PHOTO FILM CO., LTD 2 5 7 5 8 27
INTERNATIONAL BUSINESS MACHINES CORPORATION 6 9 4 3 4 26
ALPS ELECTRIC CO., LTD. 7 9 2 4 2 24
SAMSUNG ELECTRONICS CO., LTD. 9 3 3 4 4 23
XEROX CORPORATION 2 4 3 9 5 23
EASTMAN KODAK COMPANY 6 2 6 3 5 22
SILVERBROOK RESEARCH PTY. LTD 2 6 5 3 6 22
SONY CORPORATION 6 5 2 1 8 22
LEXMARK INTERNATIONAL, INC. 4 1 9 2 4 20
NEC CORPORATION 2 9 4 3 1 19
ZIH CORPORATION 0 3 8 7 1 19
ESSELTE N.V. 5 2 5 2 1 15
TOSHIBA TEC KABUSHIKI KAISHA 2 0 1 3 9 15
AXIOHM TRANSACTION SOLUTIONS, INC. 9 4 0 0 1 14
INTERMEC IP CORP. 8 2 2 1 1 14
FARGO ELECTRONICS, INC. 2 2 5 1 3 13
PITNEY-BOWES, INC. 2 3 0 3 5 13
FRANCOTYP-POSTALIA AG & CO. KG 1 1 1 3 6 12
DARFON ELECTRONICS CORP. 1 0 3 2 5 11
PRINTRONIX, INC. 4 1 2 0 4 11
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 1 4 2 3 11
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 1 3 1 1 3 9
MONARCH MARKING SYSTEMS, INC. 1 1 5 2 0 9
SILITEK CORPORATION 0 1 1 7 0 9
STAR MICRONICS CO., LTD. 5 2 1 1 0 9
ASAHI KOGAKU KOGYO KABUSHIKI KAISHA 4 3 1 0 0 8
MINOLTA CAMERA CO., LTD. 3 2 1 1 1 8
RISO KAGAKU CORPORATION 0 3 1 3 1 8
ACER PERIPHERALS, INC. 4 3 0 0 0 7
AGFA-GEVAERT N.V. 2 2 1 1 1 7
BEHAVIOR TECH COMPUTER CORP. 0 1 3 2 1 7
BRADY WORLDWIDE, INC. 2 1 1 3 0 7
CASIO COMPUTER CO. LTD. 3 1 2 0 1 7
COPYER CO., LTD. 2 2 3 0 0 7
ELTRON INTERNATIONAL, INC. 4 3 0 0 0 7
FUJI XEROX CO., LTD. 0 0 2 2 3 7
KING JIM CO., LTD. 5 1 1 0 0 7
RICOH COMPANY, LTD. 2 0 1 2 2 7
INTERNATIONAL IMAGING MATERIALS, INC. 0 1 1 2 2 6
NEOPOST LIMITED 3 0 1 0 1 5
OCE PRINTING SYSTEMS GMBH 1 3 1 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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