Skip menu navigation Home > PTMD Home > PTMD Listing of Viewable Reports > Table of Contents for This Set of Reports


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 1998 - 2002 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 368, Horology: Time Measuring Systems or Devices

( 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 1998 1999 2000 2001 2002 Total
~Individually Owned Patent 43 43 29 50 47 212
CITIZEN WATCH CO., LTD. 5 15 10 11 12 53
SEIKO EPSON CORPORATION 9 2 11 13 18 53
SEIKO INSTRUMENTS INC. 1 5 8 12 15 41
ETA SA FABRIQUES D'EBAUCHES OF GRANGES 6 5 5 5 9 30
ASULAB S.A. 8 1 6 7 6 28
CASIO COMPUTER CO. LTD. 2 6 1 7 2 18
NEC CORPORATION 2 2 3 2 0 9
TIMEX CORPORATION 5 1 1 2 0 9
XILINX, INC. 1 1 3 2 2 9
EQUITIME INC 2 0 0 2 3 7
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 1 4 1 1 7
TEMTEC INC. 3 2 0 1 1 7
MONTRES ROLEX S.A. 2 1 0 1 2 6
MOTOROLA, INC. 1 2 2 0 1 6
THE SWATCH GROUP MANAGEMENT SERVICES AG 0 0 1 3 2 6
JUNGHANS UHREN GMBH 1 1 1 1 1 5
RHYTHM WATCH COMPANY, LIMITED 1 1 0 3 0 5
SIEMENS AKTIENGESELLSCHAFT 0 1 0 1 3 5
SMH MANAGEMENT SERVICES AG 3 1 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
PK3- Suite 441; P.O Box 1450
Alexandria VA 22313

tel: (703) 306-2600
fax: (703) 306-2737
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/


Top

Skip menu navigation Home > PTMD Home > PTMD Listing of Viewable Reports > Table of Contents for This Set of Reports