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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 716, DP: Design and Analysis of Circuit or Semiconductor Mask (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 1998 1999 2000 2001 2002 Total
INTERNATIONAL BUSINESS MACHINES CORPORATION 34 28 26 55 55 198
LSI LOGIC CORPORATION 20 32 21 38 38 149
NEC CORPORATION 16 13 17 29 30 105
XILINX, INC. 9 10 14 21 28 82
FUJITSU LIMITED 13 10 9 18 16 66
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 9 16 4 10 22 61
SYNOPSYS INC. 8 9 11 12 21 61
HEWLETT-PACKARD COMPANY 6 3 7 12 28 56
TOSHIBA CORPORATION 9 7 11 14 8 49
~Individually Owned Patent 8 4 2 14 19 47
MOTOROLA, INC. 13 14 5 4 8 44
ADVANCED MICRO DEVICES, INC. 7 8 8 11 7 41
MICRON TECHNOLOGY, INC. 6 6 5 9 9 35
ALTERA CORPORATION 2 3 9 12 8 34
SUN MICROSYSTEMS, INC. 7 4 6 2 12 31
MITSUBISHI DENKI KABUSHIKI KAISHA 3 4 4 4 14 29
INTEL CORPORATION 3 6 5 4 9 27
CADENCE DESIGN SYSTEMS, INC. 4 3 3 4 12 26
VLSI TECHNOLOGY, INC. 8 7 4 4 2 25
TEXAS INSTRUMENTS, INCORPORATED 5 2 4 4 9 24
LUCENT TECHNOLOGIES INC. 2 4 3 7 4 20
HITACHI, LTD 4 5 1 3 4 17
MENTOR GRAPHICS CORPORATION 3 1 3 5 5 17
UNISYS CORPORATION 6 7 0 1 1 15
AVANT CORPORATION 4 3 1 2 2 12
NEC USA, INC. 3 0 3 4 2 12
AGILENT TECHNOLOGIES, INC. 0 0 0 6 3 9
MONTEREY DESIGN SYSTEMS, INC. 0 0 1 2 6 9
SEIKO EPSON CORPORATION 3 1 1 1 3 9
CYPRESS SEMICONDUCTOR CORP. 0 1 1 1 5 8
SONY CORPORATION 0 0 2 4 2 8
TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD. 1 0 0 2 5 8
QUICKTURN DESIGN SYSTEMS, INC. 3 2 0 1 1 7
ADAPTEC, INC. 1 2 0 1 2 6
AGERE SYSTEMS GUARDIAN CORP. 0 0 0 4 2 6
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 1 1 1 0 3 6
ADVANTEST CORP. 0 0 0 1 4 5
ARTISAN COMPONENTS, INC. 0 0 1 1 3 5
BALL SEMICONDUCTOR, INC. 0 0 2 1 2 5
LATTICE SEMICONDUCTOR CORPORATION 0 1 2 0 2 5
PHILIPS ELECTRONICS NORTH AMERICA CORP. 0 0 0 5 0 5
SAMSUNG ELECTRONICS CO., LTD. 1 0 3 0 1 5


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
PK3- Suite 441; P.O Box 1450
Alexandria VA 22313

tel: (703) 306-2600
fax: (703) 306-2737
email: oeip@uspto.gov

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