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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 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 323, Electricity: Power Supply or Regulation Systems

( 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
~Individually Owned Patent 13 9 11 16 18 67
INTEL CORPORATION 4 9 8 12 14 47
STMICROELECTRONICS S.R.L. 0 5 10 15 13 43
LUCENT TECHNOLOGIES INC. 7 16 9 6 0 38
TEXAS INSTRUMENTS, INCORPORATED 2 6 9 11 10 38
NEC CORPORATION 9 8 9 4 7 37
U.S. PHILIPS CORPORATION 9 12 8 7 1 37
SIEMENS AKTIENGESELLSCHAFT 1 9 18 2 6 36
MITSUBISHI DENKI KABUSHIKI KAISHA 3 2 8 11 6 30
NATIONAL SEMICONDUCTOR CORPORATION 0 6 9 12 3 30
INTERNATIONAL BUSINESS MACHINES CORPORATION 6 6 5 6 6 29
MOTOROLA, INC. 9 9 4 4 3 29
FUJITSU LIMITED 3 4 7 10 3 27
LINEAR TECHNOLOGY CORPORATION 4 4 12 3 4 27
TOSHIBA CORPORATION 8 4 4 3 3 22
STMICROELECTRONICS S.A. 0 2 4 4 9 19
SAMSUNG ELECTRONICS CO., LTD. 6 6 1 3 2 18
MAXIM INTEGRATED PRODUCTS, INC. 3 4 2 2 6 17
ANALOG DEVICES, INC. 3 3 2 5 3 16
MICRON TECHNOLOGY, INC. 3 5 3 3 2 16
ROHM COMPANY LIMITED 3 4 1 2 6 16
VOLTERRA SEMICONDUCTOR CORPORATION 0 1 3 6 6 16
ROBERT BOSCH GMBH 2 5 2 4 2 15
SGS-THOMSON MICROELECTRONICS S.A. 6 4 4 1 0 15
CANON KABUSHIKI KAISHA 2 5 2 1 4 14
GENERAL ELECTRIC COMPANY 7 2 0 2 2 13
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 1 2 2 6 2 13
SEIKO INSTRUMENTS INC. 1 0 3 5 4 13
HEWLETT-PACKARD COMPANY 1 2 4 3 2 12
SEMTECH CORPORATION 0 0 3 1 8 12
SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC 0 0 0 3 8 11
MICRO LINEAR CORPORATION 8 1 1 0 0 10
SONY CORPORATION 1 3 2 4 0 10
TOYODA JIDOSHOKKI SEISAKUSHO KABUSHIKI KAISHA 0 3 3 2 2 10
ASEA BROWN BOVERI AB 1 2 2 2 2 9
DELL PRODUCTS, L.P. 2 3 3 1 0 9
DENSO CORPORATION 0 3 1 2 3 9
INFINEON TECHNOLOGIES AG 0 0 3 3 3 9
SGS-THOMSON MICROELECTRONICS S.R.L. 7 2 0 0 0 9
STMICROELECTRONICS, INC. 2 5 2 0 0 9
TELEFONAKTIEBOLAGET LM ERICSSON 2 5 2 0 0 9
FUJI ELECTRIC CO., LTD. 1 2 1 3 1 8
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 0 0 8 8
OKI ELECTRIC INDUSTRY CO., LTD. 2 1 1 2 2 8
CYPRESS SEMICONDUCTOR CORP. 1 2 1 1 2 7
LSI LOGIC CORPORATION 0 2 2 3 0 7
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 3 1 1 0 2 7
DELTA ELECTRONICS INC. 1 1 2 1 1 6
HONEYWELL INTERNATIONAL INC. 0 0 1 3 2 6
IMPALA LINEAR CORPORATION 0 5 0 1 0 6
LG SEMICON CO., LTD. 1 2 3 0 0 6
PHILIPS ELECTRONICS NORTH AMERICA CORP. 0 2 0 1 3 6
RICOH COMPANY, LTD. 0 0 3 1 2 6
SEIKO EPSON CORPORATION 1 0 0 1 4 6
TOKO, INC. 2 1 2 1 0 6
ADVANCED MICRO DEVICES, INC. 0 3 0 1 1 5
ASTEC INTERNATIONAL, LTD. 0 4 0 1 0 5
CHERRY SEMICONDUCTOR CORPORATION 3 2 0 0 0 5
COMPAQ COMPUTER CORPORATION, INC. 2 1 0 2 0 5
FAIRCHILD SEMICONDUCTOR CORPORATION 0 2 2 1 0 5
HARRIS CORP. 3 2 0 0 0 5
HITACHI, LTD 1 0 0 0 4 5
MURATA MANUFACTURING CO., LTD. 1 1 0 0 3 5
SIGMATEL INC. 0 0 1 2 2 5


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