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 704, DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing)

( 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
INTERNATIONAL BUSINESS MACHINES CORPORATION 21 49 44 75 58 247
~Individually Owned Patent 35 35 18 37 28 153
SONY CORPORATION 40 39 21 24 16 140
NEC CORPORATION 31 39 17 12 14 113
LUCENT TECHNOLOGIES INC. 42 23 18 15 11 109
MOTOROLA, INC. 29 15 17 19 22 102
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 10 10 14 30 30 94
MICROSOFT CORPORATION 9 25 17 20 20 91
U.S. PHILIPS CORPORATION 8 23 22 16 10 79
AT&T CORP. 6 12 18 30 10 76
TEXAS INSTRUMENTS, INCORPORATED 16 7 10 10 17 60
NORTEL NETWORKS CORPORATION 0 9 17 12 10 48
CANON KABUSHIKI KAISHA 14 12 7 8 4 45
SAMSUNG ELECTRONICS CO., LTD. 11 7 11 5 11 45
FUJITSU LIMITED 14 11 9 3 6 43
BRITISH TELECOMMUNICATION, PLC 11 12 9 5 5 42
TELEFONAKTIEBOLAGET LM ERICSSON 0 6 10 15 7 38
APPLE COMPUTER, INC. 17 8 3 5 4 37
TOSHIBA CORPORATION 6 6 6 9 7 34
QUALCOMM, INC. 6 3 1 11 12 33
DRAGON SYSTEMS, INC. 7 8 13 3 0 31
NOKIA MOBILE PHONES LTD. 4 8 6 7 5 30
MITSUBISHI DENKI KABUSHIKI KAISHA 8 6 4 4 5 27
CONEXANT SYSTEMS, INC. 0 0 4 11 10 25
LERNOUT & HAUSPIE SPEECH PRODUCTS N.V. 1 4 7 8 1 21
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 3 5 6 1 6 21
ADVANCED MICRO DEVICES, INC. 5 7 7 1 0 20
OKI ELECTRIC INDUSTRY CO., LTD. 3 6 3 5 2 19
OLYMPUS OPTICAL CO., LTD. 2 3 6 7 1 19
SIEMENS AKTIENGESELLSCHAFT 3 3 3 5 5 19
HITACHI, LTD 4 7 1 3 3 18
RICOH COMPANY, LTD. 4 5 3 3 3 18
NIPPON TELEGRAPH & TELEPHONE CORP. 8 2 3 3 1 17
NYNEX SCIENCE & TECHNOLOGY, INC. 9 6 2 0 0 17
INTEL CORPORATION 1 9 0 3 2 15
XEROX CORPORATION 4 2 2 3 4 15
SANYO ELECTRIC CO., LTD. 8 1 1 0 4 14
SEIKO EPSON CORPORATION 6 3 2 0 3 14
DOLBY LABORATORIES INC. 2 6 1 2 2 13
LSI LOGIC CORPORATION 1 2 9 0 1 13
YAMAHA CORPORATION 2 7 2 0 2 13
FRANCE TELECOM 5 3 2 1 1 12
U.S. WEST INC. 5 6 0 0 0 11
ATR INTERPRETING TELECOMMUNICATIONS RESEARCH LABORATORIES 2 2 1 3 2 10
ERICSSON, INC. 2 1 1 1 5 10
FRAUNHOFER-GESELLSCHAFT ZUR FORDERUNG DER ANGEWANTEN FORSCHUNG E.V. 2 1 2 1 4 10
FUJI XEROX CO., LTD. 1 2 0 5 2 10
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 5 0 2 1 2 10
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 0 0 10 10
LOCKHEED MARTIN CORPORATION 0 0 9 1 0 10
NOKIA TELECOMMUNICATIONS OY 1 2 3 3 0 9
TELIA AB 6 0 1 0 2 9
AMERICA ONLINE, INC. 0 3 0 2 3 8
COMPAQ COMPUTER CORPORATION, INC. 0 1 2 3 2 8
DIGITAL EQUIPMENT CORPORATION 0 3 3 2 0 8
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 2 2 3 1 0 8
HUGHES ELECTRONICS CORP. 2 2 0 1 3 8
JUSTSYSTEM CORPORATION 0 3 3 2 0 8
VICTOR COMPANY OF JAPAN, LIMITED 4 2 0 0 2 8
COMSAT CORPORATION 0 1 1 3 2 7
DIGITAL VOICE SYSTEMS, INC. 3 0 2 1 1 7
HEWLETT-PACKARD COMPANY 2 2 2 1 0 7
NORTHERN TELECOM LIMITED 3 4 0 0 0 7
SRI INTERNATIONAL 2 2 1 2 0 7
SUN MICROSYSTEMS, INC. 1 2 1 0 3 7
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 1 2 1 1 2 7
ALCATEL N. V. 5 1 0 0 0 6
CREATIVE TECHNOLOGY LIMITED 0 1 2 2 1 6
ENGATE INCORPORATED 1 3 1 1 0 6
NUANCE COMMUNICATIONS, INC. 0 0 1 4 1 6
PIONEER ELECTRONIC CORPORATION 0 1 2 1 2 6
RESEARCH FOUNDATION OF STATE UNIVERSITY OF NEW YORK 1 2 0 3 0 6
SCANSOFT, INC. 0 0 0 0 6 6
SPEECHWORKS INTERNATIONAL, INC. 0 1 1 1 3 6
AVAYA TECHNOLOGY CORP. 0 0 0 2 3 5
CIRRUS LOGIC, INC. 0 2 1 0 2 5
CORPORATE COMPUTER SYSTEMS, INC. 0 0 1 2 2 5
DENSO CORPORATION 0 2 0 3 0 5
DIGITAL THEATER SYSTEMS, INC. 0 3 0 1 1 5
INTERDIGITAL TECHNOLOGY CORPORATION 0 1 0 2 2 5
INTERVAL RESEARCH CORPORATION 2 1 0 1 1 5
INTERVOICE LIMITED PARTNERSHIP 2 1 0 2 0 5
LEGERITY, INC. 0 0 0 3 2 5
LJ LABORATORIES, L.L.C. 0 1 0 1 3 5
NIPPON HOSO KYOKAI 0 0 0 2 3 5
ROCKWELL INTERNATIONAL CORPORATION 4 1 0 0 0 5
SCIENTIFIC LEARNING CORPORATION 0 2 2 1 0 5
SIEMENS INFORMATION AND COMMUNICATIONS NETWORKS, INC. 0 1 2 1 1 5
UNITED MICROELECTRONICS CORPORATION 2 2 1 0 0 5
WINBOND ELECTRONICS CORP. 1 0 1 3 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