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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 2004 - 2008 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 336, Inductor 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 2004 2005 2006 2007 2008 Total
~INDIVIDUALLY OWNED PATENT 19 14 18 11 2 64
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 5 14 9 9 7 44
TDK CORPORATION 3 5 7 16 12 43
MURATA MANUFACTURING CO., LTD. 12 9 7 4 5 37
DENSO CORPORATION 5 10 13 2 2 32
DELTA ELECTRONICS INC. 6 1 5 8 8 28
SUMIDA CORPORATION 0 3 4 3 15 25
INTEL CORPORATION 0 7 3 3 4 17
MINEBEA KABUSHIKI-KAISHA (MINEBEA CO., LTD) 3 9 0 2 3 17
SAMSUNG ELECTRONICS CO., LTD. 1 2 4 2 7 16
DELPHI TECHNOLOGIES, INC. 3 4 3 4 1 15
BROADCOM CORPORATION 4 4 5 1 0 14
MICRON TECHNOLOGY, INC. 5 4 2 1 1 13
MITSUBISHI DENKI KABUSHIKI KAISHA 3 4 1 5 0 13
ROBERT BOSCH GMBH 1 4 2 3 3 13
GENERAL ELECTRIC COMPANY 2 5 2 1 2 12
NEC TOKIN CORPORATION 6 3 1 1 1 12
POWER INTEGRATIONS, INC. 0 0 4 6 2 12
INTERNATIONAL BUSINESS MACHINES CORPORATION 2 4 4 1 0 11
TAIYO YUDEN CO., LTD. 1 1 2 3 3 10
VIA TECHNOLOGIES, INC. 1 2 1 2 4 10
ASEA BROWN BOVERI AB 0 5 3 0 0 8
HARRIS CORP. 0 0 1 4 3 8
SIEMENS AKTIENGESELLSCHAFT 2 3 2 0 1 8
ASTEC INTERNATIONAL, LTD. 1 1 2 2 1 7
CANON KABUSHIKI KAISHA 0 0 4 2 1 7
ACCESS BUSINESS GROUP INTERNATIONAL LLC 0 1 3 1 1 6
ALPS ELECTRIC CO., LTD. 2 2 1 1 0 6
CHARTERED SEMICONDUCTOR MANUFACTURING LTD. 3 0 3 0 0 6
FDK CORPORATION 1 3 0 1 1 6
HITACHI, LTD 2 3 1 0 0 6
INFINEON TECHNOLOGIES AG 2 3 0 1 0 6
KONINKLIJKE PHILIPS ELECTRONICS N.V. 1 0 3 1 1 6
MAGTECH AS 1 2 2 1 0 6
METGLAS, INC. 1 2 2 1 0 6
SONY CORPORATION 3 1 1 0 1 6
DARFON ELECTRONICS CORP. 0 1 3 1 0 5
FUJITSU LIMITED 0 0 4 0 1 5
ILLINOIS TOOL WORKS INC. 1 2 1 0 1 5
INTELLISERV, INC. 0 0 5 0 0 5
MATSUSHITA ELECTRIC WORKS, LTD. 1 1 1 1 1 5
MULTI-FINELINE ELECTRONIX, INC. 1 0 1 2 1 5
NATIONAL SEMICONDUCTOR CORPORATION 2 0 0 2 1 5
NOKIA CORPORATION 1 3 1 0 0 5
SANDEN CORPORATION 1 4 0 0 0 5
UNITED MICROELECTRONICS CORPORATION 0 0 1 1 3 5


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
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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