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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 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 2000 2001 2002 2003 2004 Total
INTERNATIONAL BUSINESS MACHINES CORPORATION 44 75 58 58 60 295
~Individually Owned Patent 18 37 28 19 23 125
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 14 30 30 22 23 119
SONY CORPORATION 21 24 16 14 26 101
AT&T CORP. 18 30 10 13 14 85
MICROSOFT CORPORATION 17 20 20 14 14 85
MOTOROLA, INC. 17 19 22 8 12 78
LUCENT TECHNOLOGIES INC. 18 15 11 17 12 73
NEC CORPORATION 17 12 14 6 5 54
TELEFONAKTIEBOLAGET LM ERICSSON 10 15 7 9 8 49
U.S. PHILIPS CORPORATION 22 16 10 0 0 48
TEXAS INSTRUMENTS, INCORPORATED 10 10 17 5 4 46
NORTEL NETWORKS LIMITED 17 12 10 1 4 44
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 10 7 25 42
QUALCOMM, INC. 1 11 12 5 12 41
CONEXANT SYSTEMS, INC. 4 11 10 13 1 39
NOKIA MOBILE PHONES LTD. 6 7 5 5 15 38
CANON KABUSHIKI KAISHA 7 8 4 7 10 36
SAMSUNG ELECTRONICS CO., LTD. 11 5 11 5 3 35
TOSHIBA CORPORATION 6 9 7 5 6 33
FUJITSU LIMITED 9 3 6 3 5 26
INTEL CORPORATION 0 3 2 10 11 26
BRITISH TELECOMMUNICATION, PLC 9 5 5 2 3 24
SIEMENS AKTIENGESELLSCHAFT 3 5 5 4 3 20
APPLE COMPUTER, INC. 3 5 4 2 5 19
MINDSPEED TECHNOLOGIES, INC. 0 0 1 3 14 18
DRAGON SYSTEMS, INC. 13 3 0 0 0 16
LERNOUT & HAUSPIE SPEECH PRODUCTS N.V. 7 8 1 0 0 16
MITSUBISHI DENKI KABUSHIKI KAISHA 4 4 5 2 1 16
NUANCE COMMUNICATIONS, INC. 1 4 1 4 5 15
OKI ELECTRIC INDUSTRY CO., LTD. 3 5 2 1 4 15
OLYMPUS OPTICAL CO., LTD. 6 7 1 0 1 15
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 6 1 6 0 1 14
LSI LOGIC CORPORATION 9 0 1 0 3 13
RICOH COMPANY, LTD. 3 3 3 0 4 13
XEROX CORPORATION 2 3 4 2 2 13
SCANSOFT, INC. 0 0 6 5 1 12
LOCKHEED MARTIN CORPORATION 9 1 0 0 1 11
YAMAHA CORPORATION 2 0 2 3 4 11
FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V. 2 1 4 1 2 10
HITACHI, LTD 1 3 3 2 1 10
NIPPON TELEGRAPH & TELEPHONE CORP. 3 3 1 2 1 10
SPEECHWORKS INTERNATIONAL, INC. 1 1 3 4 1 10
CISCO TECHNOLOGY, INC. 0 1 2 5 1 9
ERICSSON, INC. 1 1 5 2 0 9
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 0 1 8 9
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 2 1 2 3 1 9
ADVANCED MICRO DEVICES, INC. 7 1 0 0 0 8
AGERE SYSTEMS INC. 0 0 1 2 5 8
CREATIVE TECHNOLOGY LIMITED 2 2 1 1 2 8
FUJI XEROX CO., LTD. 0 5 2 1 0 8
INTERDIGITAL TECHNOLOGY CORPORATION 0 2 2 1 3 8
AMERICA ONLINE, INC. 0 2 3 1 1 7
COMPAQ COMPUTER CORPORATION, INC. 2 3 2 0 0 7
COMSAT CORPORATION 1 3 2 0 1 7
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE 3 1 0 2 1 7
LEGERITY, INC. 0 3 2 1 1 7
SANYO ELECTRIC CO., LTD. 1 0 4 2 0 7
SEIKO EPSON CORPORATION 2 0 3 1 1 7
ATR INTERPRETING TELECOMMUNICATIONS RESEARCH LABORATORIES 1 3 2 0 0 6
AVAYA TECHNOLOGY CORP. 0 2 3 1 0 6
DOLBY LABORATORIES INC. 1 2 2 0 1 6
MATRA NORTEL COMMUNICATIONS 1 1 1 2 1 6
NOKIA TELECOMMUNICATIONS OY 3 3 0 0 0 6
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 1 1 2 0 2 6
WINBOND ELECTRONICS CORP. 1 3 0 1 1 6
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION 0 0 0 1 4 5
CIRRUS LOGIC, INC. 1 0 2 0 2 5
CORPORATE COMPUTER SYSTEMS, INC. 1 2 2 0 0 5
DICTAPHONE CORPORATION 0 1 1 1 2 5
DIGITAL EQUIPMENT CORPORATION 3 2 0 0 0 5
DIGITAL VOICE SYSTEMS, INC. 2 1 1 0 1 5
HUGHES ELECTRONICS CORP. 0 1 3 0 1 5
JUSTSYSTEM CORPORATION 3 2 0 0 0 5
NIPPON HOSO KYOKAI 0 2 3 0 0 5
NOKIA CORPORATION 0 0 1 3 1 5
PIONEER CORPORATION 0 0 1 2 2 5
PIONEER ELECTRONIC CORPORATION 2 1 2 0 0 5
ROBERT BOSCH GMBH 0 2 1 1 1 5
STMICROELECTRONICS ASIA PACIFIC PTE LIMITED 0 1 1 2 1 5
SUN MICROSYSTEMS, INC. 1 0 3 1 0 5
TELLABS OPERATIONS INC. 0 0 0 4 1 5


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