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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 376, Induced Nuclear Reactions: Processes, Systems, and Elements

( 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
GENERAL ELECTRIC COMPANY 15 30 19 15 13 92
HITACHI, LTD 5 6 14 20 9 54
WESTINGHOUSE ELECTRIC COMPANY LLC 4 13 12 11 9 49
TOSHIBA CORPORATION 8 10 7 7 4 36
SIEMENS AKTIENGESELLSCHAFT 9 6 6 0 0 21
~Individually Owned Patent 2 4 4 5 6 21
KOREA ATOMIC ENERGY RESEARCH INSTITUTE 2 2 3 3 7 17
UNITED STATES OF AMERICA, DEPARTMENT OF ENERGY 2 4 2 0 6 14
WESTINGHOUSE ATOM AB 0 1 7 2 4 14
MITSUBISHI HEAVY INDUSTRIES, LTD. 1 4 1 4 2 12
ABB ATOM AB 2 7 1 0 0 10
FRAMATOME ANP GMBH 0 0 0 7 3 10
UNITED STATES OF AMERICA, ARMY 0 0 1 5 4 10
FRAMATOME ANP INC. 0 1 4 2 1 8
CE NUCLEAR POWER LLC 2 4 0 0 0 6
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 0 1 3 2 0 6
BRITISH NUCLEAR FUELS PLC 0 3 0 1 1 5
FRAMATOME ET CIE 1 1 2 1 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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