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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 345, Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display 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
INTERNATIONAL BUSINESS MACHINES CORPORATION 199 181 174 158 173 885
~Individually Owned Patent 108 123 126 147 130 634
CANON KABUSHIKI KAISHA 112 84 78 72 71 417
MICROSOFT CORPORATION 75 87 67 78 90 397
SONY CORPORATION 49 62 75 75 103 364
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 58 56 56 54 41 265
FUJITSU LIMITED 59 51 54 48 40 252
HITACHI, LTD 57 45 45 44 54 245
HEWLETT-PACKARD COMPANY 37 65 47 40 34 223
SUN MICROSYSTEMS, INC. 36 55 37 37 53 218
NEC CORPORATION 34 35 53 42 42 206
SAMSUNG ELECTRONICS CO., LTD. 34 38 34 48 36 190
INTEL CORPORATION 41 25 26 31 56 179
TOSHIBA CORPORATION 26 33 41 34 29 163
APPLE COMPUTER, INC. 55 39 19 24 19 156
SEIKO EPSON CORPORATION 19 32 13 34 42 140
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 25 25 17 38 34 139
SILICON GRAPHICS, INC. 33 21 26 40 14 134
U.S. PHILIPS CORPORATION 32 30 26 34 11 133
XEROX CORPORATION 32 21 14 19 28 114
COMPAQ COMPUTER CORPORATION, INC. 19 26 18 27 4 94
LG ELECTRONICS INC. 5 18 17 22 26 88
CIRRUS LOGIC, INC. 25 17 23 12 2 79
MITSUBISHI DENKI KABUSHIKI KAISHA 17 13 16 15 17 78
SEMICONDUCTOR ENERGY LABORATORY CO., LTD. 7 14 8 19 25 73
MOTOROLA, INC. 20 16 16 12 5 69
LUCENT TECHNOLOGIES INC. 18 12 10 15 12 67
ATI TECHNOLOGIES INC. 6 7 22 19 9 63
ADOBE SYSTEMS, INC. 6 12 16 19 8 61
IMMERSION CORPORATION 1 4 16 25 15 61
ALPS ELECTRIC CO., LTD. 7 12 18 14 9 60
RICOH COMPANY, LTD. 14 12 9 14 9 58
MICRON TECHNOLOGY, INC. 3 15 8 7 23 56
CASIO COMPUTER CO. LTD. 13 12 14 7 8 54
SEGA ENTERPRISES, LTD. 10 10 4 15 14 53
PIONEER ELECTRONIC CORPORATION 6 11 14 11 9 51
AUTODESK, INC. 2 8 12 14 13 49
TEXAS INSTRUMENTS, INCORPORATED 12 4 13 13 4 46
ATI INTERNATIONAL SRL 0 1 1 13 27 42
SANYO ELECTRIC CO., LTD. 12 6 8 9 5 40
AVID TECHNOLOGY, INC. 3 7 12 9 8 39
EASTMAN KODAK COMPANY 13 6 6 8 6 39
FUJI XEROX CO., LTD. 8 10 6 5 9 38
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 0 0 0 38 38
AGILENT TECHNOLOGIES, INC. 0 0 5 19 13 37
NCR CORPORATION 7 6 2 9 10 34
NINTENDO CO., LTD. 2 7 5 5 13 32
TEKTRONIX INC. 4 6 6 11 4 31
GATEWAY 2000, INC. 0 6 4 10 9 29
OLYMPUS OPTICAL CO., LTD. 6 6 6 4 7 29
PRIMAX ELECTRONICS LTD. 5 7 8 7 2 29
S3, INCORPORATED 8 10 11 0 0 29
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE, TAIWAN 8 5 5 4 5 27
CITIZEN WATCH CO., LTD. 6 6 6 5 3 26
NVIDIA CORPORATION 3 0 2 10 11 26
NAMCO LIMITED 3 4 5 3 10 25
MITSUBISHI ELECTRIC INFORMATION TECHNOLOGY CENTER AMERICA, INC. (ITA) 6 8 10 0 0 24
GENERAL ELECTRIC COMPANY 5 3 1 5 9 23
MINOLTA CAMERA CO., LTD. 4 4 3 6 6 23
ERICSSON, INC. 1 1 6 9 5 22
AT&T CORP. 0 5 8 3 5 21
INTERGRAPH CORPORATION 6 4 5 3 2 20
LG. PHILIPS LCD CO., LTD. 0 0 1 8 11 20
OBJECT TECHNOLOGY LICENSING CORPORATION 6 6 5 2 1 20
SONY COMPUTER ENTERTAINMENT INC. 0 0 4 4 12 20
3DLABS INC. LTD. 8 0 3 5 3 19
PHILIPS ELECTRONICS NORTH AMERICA CORP. 4 4 3 7 1 19
WACOM CO., LTD. 6 2 5 3 3 19
BROTHER KOGYO KABUSHIKI KAISHA 5 8 1 3 1 18
EVANS & SUTHERLAND COMPUTER CORP. 6 2 3 2 5 18
MITSUBISHI ELECTRIC RESEARCH LABORATORIES, INC. 0 0 0 3 15 18
NEOMAGIC CORP. 5 1 6 4 2 18
UNITED STATES OF AMERICA, NAVY 5 4 6 2 1 18
UNIVERSITY OF WASHINGTON 1 2 6 6 3 18
DAEWOO ELECTRONICS COMPANY, LTD. 4 3 1 8 1 17
FUJI PHOTO FILM CO., LTD 4 2 4 1 6 17
LOGITECH, INC. 4 5 3 4 1 17
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 8 3 1 3 2 17
NATIONAL SEMICONDUCTOR CORPORATION 6 2 2 3 4 17
SARNOFF CORPORATION & CO., LTD. 1 2 2 6 6 17
WEBTV NETWORKS, INC. 0 3 5 4 5 17
DELL PRODUCTS, L.P. 6 3 2 3 2 16
HYUNDAI ELECTRONICS INDUSTRIES CO., LTD. 1 0 3 7 5 16
KOPIN CORPORATION 3 0 5 2 6 16
LG SEMICON CO., LTD. 5 4 5 0 2 16
MICRON ELECTRONICS, INC. 0 1 11 4 0 16
ELO TOUCHSYSTEMS, INC. 3 1 1 3 7 15
NORTEL NETWORKS CORPORATION 0 1 4 6 4 15
SAMSUNG DISPLAY DEVICES CO., LTD. 4 3 0 7 1 15
SAMSUNG SDI CO., LTD. 0 0 0 2 13 15
TERARECON, INC. 0 0 0 5 10 15
CTS CORPORATION 0 3 3 4 4 14
DIGITAL EQUIPMENT CORPORATION 3 4 6 1 0 14
LSI LOGIC CORPORATION 0 5 5 2 2 14
NIPPON TELEGRAPH & TELEPHONE CORP. 5 1 2 3 3 14
DENSO CORPORATION 1 3 1 4 4 13
FUTABA DENSHI KOGYO KABUSHIKI KAISHA 4 3 3 3 0 13
INTERVAL RESEARCH CORPORATION 0 3 1 5 4 13
KONAMI CO., LTD. 1 0 3 7 2 13
NOVELL, INC. 4 5 4 0 0 13
OKI ELECTRIC INDUSTRY CO., LTD. 3 2 2 5 1 13
QUANTEL LIMITED 2 3 5 3 0 13
S3 GRAPHICS CO., LTD. 0 0 0 5 8 13
SIEMENS AKTIENGESELLSCHAFT 1 0 3 3 6 13
CANDESCENT TECHNOLOGIES CORPORATION 0 2 9 1 0 12
INTERTACTILE TECHNOLOGIES CORPORATION 7 3 0 2 0 12
OAK TECHNOLOGIES, INC. 0 2 3 5 2 12
VICTOR COMPANY OF JAPAN, LIMITED 3 3 1 5 0 12
WINBOND ELECTRONICS CORP. 4 4 0 2 2 12
YAMAHA CORPORATION 6 3 1 1 1 12
AURORA SYSTEMS, INC. 0 1 5 5 0 11
DISCREET LOGIC, INC. 1 1 2 2 5 11
E INK CORPORATION 0 0 2 6 3 11
MICRON DISPLAY TECHNOLOGY, INC. 7 4 0 0 0 11
NETSCAPE COMMUNICATIONS CORPORATION 0 1 6 4 0 11
NOKIA MOBILE PHONES LTD. 0 2 1 4 4 11
TEXAS DIGITAL SYSTEMS, INC. 0 1 2 6 2 11
VIRTUAL INK, CORP. 0 0 5 6 0 11
CANON INFORMATION SYSTEMS RESEARCH AUSTRALIA PTY LTD. 3 4 3 0 0 10
NORTHERN TELECOM LIMITED 5 4 0 0 1 10
PIONEER CORPORATION 0 0 0 0 10 10
SILICON INTEGRATED SYSTEMS CORP. 2 0 0 3 5 10
VLSI TECHNOLOGY, INC. 6 3 0 1 0 10
LEAR AUTOMOTIVE DEARBORN, INC. 0 1 6 2 0 9
NIKON CORPORATION 3 4 0 1 1 9
NORTHROP GRUMMAN CORPORATION 5 3 0 0 1 9
ORACLE CORPORATION 4 2 1 2 0 9
PHOTONICS SYSTEMS CORPORATION 3 1 3 2 0 9
ROHM COMPANY LIMITED 3 0 2 3 1 9
SEIKO INSTRUMENTS INC. 3 1 1 2 2 9
SMK CORPORATION 4 1 0 2 2 9
THOMSON LICENSING S.A. 0 0 0 1 8 9
ACER DISPLAY TECHNOLOGY, INC. 0 0 2 2 4 8
ADVANCED MICRO DEVICES, INC. 1 3 2 2 0 8
ALLIANCE SEMICONDUCTOR CORPORATION 2 3 2 1 0 8
ASAHI GLASS COMPANY, LTD. 4 2 2 0 0 8
AST RESEARCH, INC. 5 2 1 0 0 8
BROADCOM CORPORATION 0 0 0 1 7 8
CHIPS & TECHNOLOGIES, LLC 3 2 2 1 0 8
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 1 0 1 3 3 8
LOGITECH EUROPE S.A. 0 0 0 1 7 8
MGI SOFTWARE CORPORATION 0 0 2 5 1 8
MICROGRAFX, INC. 2 3 2 1 0 8
RAYTHEON COMPANY 2 2 2 2 0 8
SECRETARY OF STATE FOR DEFENCE IN HER BRITANNIC MAJESTY'S GOVERNMENT OF THE UNITED KINGDOM 3 2 1 1 1 8
SHARP LABORATORIES OF AMERICA, INC. 0 1 1 4 2 8
ACER PERIPHERALS, INC. 2 1 1 2 1 7
BORLAND SOFTWARE CORPORATION 3 3 1 0 0 7
CENTRAL RESEARCH LABORATORIES LIMITED 3 1 2 1 0 7
CREATIVE TECHNOLOGY LIMITED 1 0 0 1 5 7
ELECTRONIC DATA SYSTEMS CORPORATION 2 3 1 1 0 7
FUJITSU GENERAL LIMITED 2 0 2 0 3 7
FUJITSU TAKAMISAWA COMPONENT LIMITED 0 1 0 2 4 7
GENESIS MICROCHIP CORP. 0 0 4 3 0 7
HONEYWELL INC. 3 2 1 0 1 7
INTEGRATED DEVICE TECHNOLOGY, INC. 3 4 0 0 0 7
NATIONAL INSTRUMENTS CORPORATION 1 2 1 1 2 7
NIPPONDENSO CO., LTD. 4 3 0 0 0 7
ORION ELECTRIC CO., LTD. 0 2 3 1 1 7
PIXAR ANIMATION STUDIOS 0 0 1 3 3 7
RAINBOW DISPLAYS INC. 0 0 2 4 1 7
REAL 3D, INC. 1 0 4 2 0 7
ROCKWELL INTERNATIONAL CORPORATION 3 4 0 0 0 7
SEXTANT AVIONIQUE 3 0 3 0 1 7
SILICON IMAGE, INC. 0 0 3 3 1 7
STARFISH SOFTWARE, INC. 2 0 1 3 1 7
SYNAPTICS, INC. 1 2 0 1 3 7
TELEFONAKTIEBOLAGET LM ERICSSON 0 1 4 0 2 7
THOMSON MULTIMEDIA S.A. 0 2 1 2 2 7
THOMSON-CSF 0 2 3 1 1 7
UNISYS CORPORATION 3 1 2 0 1 7
UNIVERSITY OF COLORADO, THE REGENTS OF 1 1 0 3 2 7
ACUSON CORPORATION 0 0 0 3 3 6
AISIN AW CO., LTD. 3 1 1 0 1 6
CIRQUE CORPORATION 1 2 0 2 1 6
COLORADO MICRODISPLAY, INC. 0 1 5 0 0 6
DIGITAL PROJECTION LIMITED 0 1 3 2 0 6
ELECTRONICS FOR IMAGING, INC. 0 1 1 3 1 6
FLASHPOINT TECHNOLOGY, INC. 0 1 1 4 0 6
GEOVECTOR CORPORATION 0 0 2 2 2 6
IMMERSION HUMAN INTERFACE CORPORATION 6 0 0 0 0 6
INTERLINK ELECTRONICS, INC. 1 1 1 2 1 6
ISURFTV 0 0 0 1 5 6
KYE SYSTEMS CORP. 0 0 1 0 5 6
LUCAS DIGITAL, LTD. 2 1 3 0 0 6
MACROMEDIA, INC. 1 1 1 0 3 6
MICROTOUCH SYSTEMS, INC. 2 1 2 1 0 6
MINNESOTA MINING AND MANUFACTURING COMPANY 1 2 1 0 2 6
MONKEYMEDIA, INC. 0 0 0 4 2 6
PHOENIX TECHNOLOGIES LTD. 0 0 3 1 2 6
PIXTECH S.A. 1 1 3 1 0 6
ROCKWELL COLLINS, INC. 0 0 0 1 5 6
SIEMENS INFORMATION AND COMMUNICATIONS NETWORKS, INC. 0 2 1 1 2 6
STANFORD UNIVERSITY, LELAND JUNIOR, THE BOARD OF TRUSTEES OF 0 1 2 3 0 6
TELXON CORPORATION 1 1 1 2 1 6
TIDENET, INC. 0 0 0 1 5 6
UNITED MICROELECTRONICS CORPORATION 3 2 0 1 0 6
UNITED TECHNOLOGIES AUTOMOTIVE, INC. 2 3 0 0 1 6
VEGA VISTA, INC. 0 0 2 2 2 6
YAZAKI CORP. 1 1 1 0 3 6
3COM CORPORATION 0 1 1 0 3 5
ALTRA CORPORATION 2 0 3 0 0 5
BEHAVIOR TECH COMPUTER CORP. 0 1 1 0 3 5
BROOKTREE CORPORATION 5 0 0 0 0 5
CISCO TECHNOLOGY, INC. 0 1 1 3 0 5
COGNEX CORPORATION 0 1 4 0 0 5
DAINIPPON SCREEN MFG. CO., LTD. 1 3 0 0 1 5
ELECTRIC PLANET, INC. 0 0 3 1 1 5
ELONEX IP HOLDINGS LTD. 3 1 0 1 0 5
FAKESPACE, INC. 0 1 3 1 0 5
FOURIE INC. 0 0 1 3 1 5
GENERAL INSTRUMENT CORPORATION 2 1 1 1 0 5
GMD-FORSCHUNGSZENTRUM INFORMATIONSTECHNIK GMBH 0 0 3 1 1 5
HITACHI MEDICAL CORPORATION 0 3 0 0 2 5
HUDSON SOFT CO., LTD. 3 0 0 1 1 5
HUGHES ELECTRONICS CORP. 0 0 1 4 0 5
INVENTEC CORPORATION 0 1 1 1 2 5
KENT STATE UNIVERSITY 0 0 1 4 0 5
LIBERATE TECHNOLOGIES, INC. 0 1 0 3 1 5
NEW YORK UNIVERSITY 0 0 3 2 0 5
NGK INSULATORS LTD. 0 0 0 3 2 5
PLATINUM TECHNOLOGY IP, INC. 0 4 1 0 0 5
PROXIMA CORPORATION 2 3 0 0 0 5
SCHLUMBERGER TECHNOLOGY CORPORATION 0 0 0 4 1 5
SHIMADZU CORPORATION 0 2 0 2 1 5
SIEMENS CORPORATE RESEARCH, INC. 0 1 0 3 1 5
SILICON LIGHT MACHINES INC. 2 1 1 1 0 5
SMART TECHNOLOGIES INC. 0 0 1 3 1 5
THOMSON CONSUMER ELECTRONICS, INC. 1 1 3 0 0 5
TRITECH MICROELECTRONICS INTERNATIONAL PTE LTD. 0 3 2 0 0 5
UNIVERSITY OF CALIFORNIA, THE REGENTS OF 2 1 1 0 1 5
VARATOUCH TECHNOLOGY INC. 0 0 0 4 1 5
VIRTUAL VISION, INC. 2 0 1 2 0 5
XSIDES CORPORATION 0 0 0 2 3 5


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Skip menu navigation Home > PTMD Home > PTMD Listing of Viewable Reports > Table of Contents for This Set of Reports