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


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 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 2001 2002 2003 2004 2005 Total
INTERNATIONAL BUSINESS MACHINES CORPORATION 75 58 58 60 42 293
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 30 30 22 23 23 128
~Individually Owned Patent 37 28 19 23 12 119
SONY CORPORATION 24 16 14 26 17 97
MICROSOFT CORPORATION 20 20 14 14 28 96
AT&T CORP. 30 10 13 14 14 81
MOTOROLA, INC. 19 22 8 12 11 72
LUCENT TECHNOLOGIES INC. 15 11 17 12 4 59
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 10 7 25 15 57
NEC CORPORATION 12 14 6 5 9 46
TELEFONAKTIEBOLAGET LM ERICSSON 15 7 9 8 7 46
QUALCOMM, INC. 11 12 5 12 5 45
TEXAS INSTRUMENTS, INCORPORATED 10 17 5 4 6 42
CANON KABUSHIKI KAISHA 8 4 7 10 7 36
NOKIA MOBILE PHONES LTD. 7 5 5 15 4 36
CONEXANT SYSTEMS, INC. 11 10 13 1 0 35
NORTEL NETWORKS LIMITED 12 10 1 4 7 34
INTEL CORPORATION 3 2 10 11 6 32
TOSHIBA CORPORATION 9 7 5 6 3 30
MINDSPEED TECHNOLOGIES, INC. 0 1 3 14 11 29
U.S. PHILIPS CORPORATION 16 10 0 0 0 26
SAMSUNG ELECTRONICS CO., LTD. 5 11 5 3 1 25
SIEMENS AKTIENGESELLSCHAFT 5 5 4 3 8 25
FUJITSU LIMITED 3 6 3 5 6 23
XEROX CORPORATION 3 4 2 2 9 20
BRITISH TELECOMMUNICATION, PLC 5 5 2 3 4 19
NUANCE COMMUNICATIONS, INC. 4 1 4 5 3 17
APPLE COMPUTER, INC. 5 4 2 5 0 16
OKI ELECTRIC INDUSTRY CO., LTD. 5 2 1 4 4 16
SCANSOFT, INC. 0 6 5 1 3 15
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 1 8 4 13
MITSUBISHI DENKI KABUSHIKI KAISHA 4 5 2 1 1 13
CISCO TECHNOLOGY, INC. 1 2 5 1 3 12
HITACHI, LTD 3 3 2 1 3 12
YAMAHA CORPORATION 0 2 3 4 2 11
RICOH COMPANY, LTD. 3 3 0 4 0 10
SPEECHWORKS INTERNATIONAL, INC. 1 3 4 1 1 10
AGERE SYSTEMS INC. 0 1 2 5 1 9
FUJI XEROX CO., LTD. 5 2 1 0 1 9
LERNOUT & HAUSPIE SPEECH PRODUCTS N.V. 8 1 0 0 0 9
NIPPON TELEGRAPH & TELEPHONE CORP. 3 1 2 1 2 9
OLYMPUS OPTICAL CO., LTD. 7 1 0 1 0 9
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 6 0 1 1 9
AMERICA ONLINE, INC. 2 3 1 1 1 8
CREATIVE TECHNOLOGY LIMITED 2 1 1 2 2 8
ERICSSON, INC. 1 5 2 0 0 8
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. 1 4 1 2 0 8
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 1 2 3 1 1 8
INTERDIGITAL TECHNOLOGY CORPORATION 2 2 1 3 0 8
PIONEER CORPORATION 0 1 2 2 3 8
AVAYA TECHNOLOGY CORP. 2 3 1 0 1 7
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION 0 0 1 4 2 7
CIRRUS LOGIC, INC. 0 2 0 2 3 7
LEGERITY, INC. 3 2 1 1 0 7
SANYO ELECTRIC CO., LTD. 0 4 2 0 1 7
STMICROELECTRONICS ASIA PACIFIC PTE LIMITED 1 1 2 1 2 7
COMSAT CORPORATION 3 2 0 1 0 6
HUGHES ELECTRONICS CORP. 1 3 0 1 1 6
QWEST COMMUNICATIONS INTERNATIONAL INC. 0 2 1 1 2 6
SEIKO EPSON CORPORATION 0 3 1 1 1 6
TELLABS OPERATIONS INC. 0 0 4 1 1 6
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 1 2 0 2 1 6
WINBOND ELECTRONICS CORP. 3 0 1 1 1 6
ATR INTERPRETING TELECOMMUNICATIONS RESEARCH LABORATORIES 3 2 0 0 0 5
COMPAQ COMPUTER CORPORATION, INC. 3 2 0 0 0 5
DENSO CORPORATION 3 0 1 0 1 5
DICTAPHONE CORPORATION 1 1 1 2 0 5
DOLBY LABORATORIES INC. 2 2 0 1 0 5
MATRA NORTEL COMMUNICATIONS 1 1 2 1 0 5
NIPPON HOSO KYOKAI 2 3 0 0 0 5
NOKIA CORPORATION 0 1 3 1 0 5
ROBERT BOSCH GMBH 2 1 1 1 0 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/


Top

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