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

Patenting In Technology Classes,
Breakout By Organization

Count of 2003 - 2007 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 381, Electrical Audio Signal Processing Systems and Devices

( 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 2003 2004 2005 2006 2007 Total
~INDIVIDUALLY OWNED PATENT 67 68 52 70 56 313
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 13 13 15 32 13 86
SONY CORPORATION 13 16 12 14 14 69
SIEMENS AUDIOLOGISCHE TECHNIK GMBH 9 5 7 15 21 57
PHONAK AG 7 10 5 17 17 56
PIONEER CORPORATION 5 13 9 17 12 56
KONINKLIJKE PHILIPS ELECTRONICS N.V. 9 15 10 13 4 51
HARMAN INTERNATIONAL INDUSTRIES, INC. 4 5 3 15 12 39
NEW TRANSDUCERS LIMITED 9 7 6 6 5 33
CITIZEN ELECTRONICS CO., LTD. 6 10 4 5 4 29
YAMAHA CORPORATION 4 8 2 8 5 27
BOSE CORPORATION 2 8 2 5 7 24
CREATIVE TECHNOLOGY LIMITED 1 5 5 2 9 22
ETYMOTIC RESEARCH, INC. 3 6 1 6 6 22
FUJITSU LIMITED 6 8 0 6 1 21
MICROSOFT CORPORATION 1 0 0 10 9 20
MOTOROLA, INC. 3 2 1 10 4 20
WIDEX A/S 3 9 2 4 2 20
AMERICAN TECHNOLOGY CORPORATION 5 2 3 3 6 19
KNOWLES ELECTRONICS, LLC 3 3 0 7 6 19
PLANTRONICS INC 1 3 2 7 6 19
OTICON A/S 2 3 1 6 6 18
STAR MICRONICS CO., LTD. 5 8 4 1 0 18
GN RESOUND AS 1 5 5 3 3 17
MURATA MANUFACTURING CO., LTD. 6 3 4 2 0 15
SAMSUNG ELECTRONICS CO., LTD. 7 3 0 3 2 15
SIEMENS VDO AUTOMOTIVE, INC. 0 1 6 7 1 15
THOMSON LICENSING S.A. 3 5 2 2 3 15
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 2 2 3 4 3 14
AGERE SYSTEMS INC. 2 1 1 7 2 13
MITSUBISHI DENKI KABUSHIKI KAISHA 1 4 3 4 1 13
TEXAS INSTRUMENTS, INCORPORATED 2 6 3 2 0 13
AKG ACOUSTICS GMBH 4 1 2 3 2 12
ALPINE ELECTRONICS INC. 2 2 3 3 2 12
FUJITSU TEN LIMITED 0 3 1 5 2 11
GN RESOUND NORTH AMERICA CORPORATION 3 2 0 4 2 11
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 0 1 3 4 3 11
INSOUND MEDICAL, INC. 1 1 3 1 5 11
KABUSHIKI KAISHA AUDIO-TECHNICA 1 1 2 5 2 11
SONION NEDERLAND B.V. 0 0 1 4 6 11
SONIONMICROTRONIC NEDERLAND B.V. 1 2 2 5 1 11
INTERNATIONAL BUSINESS MACHINES CORPORATION 1 1 2 5 1 10
SANYO ELECTRIC CO., LTD. 2 3 2 3 0 10
STEP TECHNOLOGIES, INC. 0 0 2 4 4 10
ADAPTIVE TECHNOLOGIES, INC. 0 0 2 2 5 9
ADVANCED BIONICS CORPORATION 1 2 1 3 2 9
HARMAN BECKER AUTOMOTIVE SYSTEMS GMBH 0 0 0 3 6 9
SAMSUNG ELECTRO-MECHANICS CO., LTD. 3 1 1 3 1 9
NEC CORPORATION 2 3 1 1 1 8
PEAVEY ELECTRONICS CORP. 1 1 0 1 5 8
ROBERT BOSCH GMBH 3 2 0 0 3 8
SONIC INNOVATIONS, INC. 3 3 0 1 1 8
DOLBY LABORATORIES INC. 0 1 2 2 2 7
LEAR CORPORATION 0 2 0 3 2 7
LUCENT TECHNOLOGIES INC. 3 2 0 2 0 7
PIONEER ELECTRONIC CORPORATION 1 1 1 3 1 7
SARNOFF CORPORATION 0 0 1 5 1 7
SENNHEISER ELECTRONIC GMBH & CO. KG 0 1 1 1 4 7
SIEMENS HEARING INSTRUMENTS, INC. 1 2 0 2 2 7
STARKEY LABS, INC. 0 2 0 0 5 7
TELEFONAKTIEBOLAGET LM ERICSSON 2 3 2 0 0 7
VISTEON GLOBAL TECHNOLOGIES, INC. 2 1 3 0 1 7
BRITANNIA INVESTMENT CORPORATION 0 1 1 2 2 6
DAIMLER-CHRYSLER AKTIENGESELLSCHAFT 0 0 3 0 3 6
FOSTER ELECTRIC CO., LTD. 1 1 2 0 2 6
GENNUM CORPORATION 0 0 1 2 3 6
GENTEX CORPORATION 1 0 1 3 1 6
HARMAN AUDIO ELECTRONIC SYSTEMS GMBH 2 2 1 1 0 6
INTEL CORPORATION 1 1 0 1 3 6
LAKE TECHNOLOGY LIMITED 1 4 0 1 0 6
LOGITECH EUROPE S.A. 2 1 1 1 1 6
MEILOON INDUSTRIAL CO., LTD. 3 1 1 1 0 6
NOKIA MOBILE PHONES LTD. 1 3 1 1 0 6
ROHM COMPANY LIMITED 1 1 1 2 1 6
SIEMENS AKTIENGESELLSCHAFT 1 1 1 2 1 6
SRS LABS, INC. 2 1 0 2 1 6
TEMCO JAPAN CO., LTD. 0 1 2 2 1 6
BELTONE ELECTRONICS CORPORATION 1 2 0 1 1 5
BOSTON ACOUSTICS, INC. 0 1 0 1 3 5
CIRRUS LOGIC, INC. 1 1 1 1 1 5
FORD GLOBAL TECHNOLOGIES, L.L.C. 1 1 0 2 1 5
GN NETCOM A/S 1 1 1 1 1 5
MICRO EAR TECHNOLOGY, INC. 1 1 1 1 1 5
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 0 1 2 2 0 5
NACRE AS 2 2 0 1 0 5
NOKIA CORPORATION 0 0 2 3 0 5
ONKYO CORPORATION 1 1 1 0 2 5
SHURE INCORPORATED 0 2 0 1 2 5
SONY ERICSSON MOBILE COMMUNICATIONS AB 0 0 0 3 2 5
UNITED STATES OF AMERICA, NAVY 1 2 2 0 0 5


PTMT Contacts

Questions regarding these reports should be directed to:

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

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

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


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