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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Branch (PTMB)

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 380, Cryptography

( 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 2001 2002 2003 2004 2005 Total
INTERNATIONAL BUSINESS MACHINES CORPORATION 11 7 4 7 23 52
~Individually Owned Patent 15 11 4 8 9 47
SONY CORPORATION 5 11 4 5 10 35
LUCENT TECHNOLOGIES INC. 6 8 3 8 7 32
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 14 7 2 4 3 30
INTEL CORPORATION 4 2 2 8 11 27
HITACHI, LTD 4 7 3 4 5 23
TOSHIBA CORPORATION 5 5 5 3 5 23
NEC CORPORATION 5 1 4 4 6 20
MACROVISION CORPORATION 2 6 2 3 3 16
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 4 3 3 4 14
MICROSOFT CORPORATION 2 3 1 2 5 13
MOTOROLA, INC. 8 2 0 1 1 12
QUALCOMM, INC. 2 2 2 2 4 12
SUN MICROSYSTEMS, INC. 2 2 2 4 2 12
GENERAL INSTRUMENT CORPORATION 2 4 1 0 4 11
CANON KABUSHIKI KAISHA 3 2 3 0 2 10
CERTICOM CORPORATION 2 2 2 2 2 10
FUJITSU LIMITED 3 1 0 3 3 10
SCIENTIFIC-ATLANTA, INC. 4 2 1 2 1 10
CISCO TECHNOLOGY, INC. 1 1 0 3 4 9
UNITED STATES OF AMERICA, DIRECTOR NATIONAL SECURITY AGENCY 3 0 0 4 2 9
UNITED STATES OF AMERICA, NAVY 2 2 0 2 2 8
DIGIMARC CORPORATION 3 1 0 1 2 7
TELEFONAKTIEBOLAGET LM ERICSSON 0 3 1 1 2 7
ENTRUST TECHNOLOGIES LTD. 3 2 1 0 0 6
NOKIA CORPORATION 0 0 1 3 2 6
TECSEC INCORPORATED 1 0 4 0 1 6
AT&T CORP. 2 1 0 1 1 5
DEUTSCHE TELEKOM AG 1 0 0 4 0 5
HEWLETT-PACKARD COMPANY 3 2 0 0 0 5
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 2 1 2 5
MITSUBISHI DENKI KABUSHIKI KAISHA 3 2 0 0 0 5
NDS LIMITED 1 1 1 1 1 5
NIPPON TELEGRAPH & TELEPHONE CORP. 1 2 0 1 1 5
NOKIA MOBILE PHONES LTD. 1 0 0 3 1 5
SAMSUNG ELECTRONICS CO., LTD. 1 0 1 2 1 5
THOMSON LICENSING S.A. 0 2 1 1 1 5


PTMB Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMB
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMB pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMB reports and materials from : ftp.uspto.gov/pub/taf/


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