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 725, Interactive Video Distribution Systems

( 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
SONY CORPORATION 24 17 11 20 16 88
~Individually Owned Patent 16 23 11 19 12 81
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 10 6 5 4 4 29
INTERNATIONAL BUSINESS MACHINES CORPORATION 12 4 1 8 3 28
MICROSOFT CORPORATION 12 8 1 2 1 24
GENERAL INSTRUMENT CORPORATION 7 4 5 4 3 23
SAMSUNG ELECTRONICS CO., LTD. 4 1 8 7 3 23
SCIENTIFIC-ATLANTA, INC. 6 3 3 4 6 22
INTEL CORPORATION 2 4 6 7 2 21
U.S. PHILIPS CORPORATION 5 4 6 2 3 20
MOTOROLA, INC. 3 9 5 1 1 19
AT&T CORP. 6 9 1 1 1 18
STARSIGHT TELECAST, INC. 3 4 5 2 4 18
UNITED VIDEO PROPERTIES, INC. 0 1 4 8 5 18
FUJITSU LIMITED 3 3 3 4 1 14
HUGHES ELECTRONICS CORP. 3 4 4 2 1 14
LUCENT TECHNOLOGIES INC. 5 6 1 1 0 13
SUN MICROSYSTEMS, INC. 4 3 1 3 1 12
DIVA SYSTEMS CORPORATION 1 1 1 5 3 11
NEC CORPORATION 2 1 5 2 1 11
TOSHIBA CORPORATION 1 4 2 3 1 11
ADC TELECOMMUNICATIONS, INC. 0 2 1 4 3 10
THOMSON CONSUMER ELECTRONICS, INC. 1 8 1 0 0 10
BELL ATLANTIC NETWORK SERVICES, INC. 9 0 0 0 0 9
HITACHI, LTD 5 2 1 1 0 9
SANYO ELECTRIC CO., LTD. 0 2 1 3 3 9
LG ELECTRONICS INC. 1 1 1 4 1 8
TIME WARNER ENTERTAINMENT CO., L.P. 6 0 0 1 1 8
WEBTV NETWORKS, INC. 0 1 0 3 4 8
DISCOVERY COMMUNICATIONS, INC. 1 2 2 0 2 7
SOUNDVIEW TECHNOLOGIES INCORPORATED 0 0 5 2 0 7
ACTV INC. 3 0 0 3 0 6
ALCATEL N. V. 3 3 0 0 0 6
GEMSTAR DEVELOPMENT CORPORATION 0 2 2 1 1 6
MEDIAONE GROUP, INC. 1 2 1 1 1 6
CANON KABUSHIKI KAISHA 1 1 0 2 1 5
HUGHES ELECTRONIC DEVICES CORPORATION 5 0 0 0 0 5
HYUNDAI ELECTRONICS AMERICA 4 1 0 0 0 5
OPENTV, INC. 0 1 0 1 3 5
PHILIPS ELECTRONICS NORTH AMERICA CORP. 1 2 1 1 0 5
PIONEER ELECTRONIC CORPORATION 2 1 1 0 1 5
SONY EUROPA B.V. 0 0 2 2 1 5
THOMSON LICENSING S.A. 0 0 0 5 0 5
THOMSON MULTIMEDIA S.A. 4 1 0 0 0 5
ZENITH ELECTRONICS CORPORATION 2 0 1 2 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