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

Patenting In Technology Classes,
Breakout By Organization

Count of 2001 - 2005 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 709, Multicomputer Data Transferring (Electrical Computers and Digital Processing 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 2001 2002 2003 2004 2005 Total
INTERNATIONAL BUSINESS MACHINES CORPORATION 191 148 200 225 209 973
MICROSOFT CORPORATION 37 45 60 74 81 297
CISCO TECHNOLOGY, INC. 39 50 43 76 71 279
~Individually Owned Patent 45 51 43 62 55 256
SUN MICROSYSTEMS, INC. 35 49 36 41 59 220
NORTEL NETWORKS LIMITED 30 38 25 49 46 188
INTEL CORPORATION 26 32 38 42 42 180
FUJITSU LIMITED 28 31 23 29 32 143
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 24 47 64 135
3COM CORPORATION 29 27 12 23 19 110
HITACHI, LTD 22 18 19 24 22 105
NEC CORPORATION 19 18 15 21 23 96
SONY CORPORATION 23 18 15 22 16 94
LUCENT TECHNOLOGIES INC. 17 24 19 16 13 89
AT&T CORP. 23 21 16 13 15 88
CANON KABUSHIKI KAISHA 14 13 17 22 16 82
TELEFONAKTIEBOLAGET LM ERICSSON 8 14 12 10 13 57
TOSHIBA CORPORATION 11 12 11 8 11 53
HEWLETT-PACKARD COMPANY 30 18 3 0 0 51
EMC CORPORATION 8 11 4 7 12 42
UNISYS CORPORATION 11 10 4 10 5 40
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 8 6 2 9 12 37
ADVANCED MICRO DEVICES, INC. 4 6 4 10 8 32
MOTOROLA, INC. 11 3 1 9 8 32
SIEMENS AKTIENGESELLSCHAFT 6 4 0 9 13 32
NETWORK ASSOCIATES, INC. 0 2 7 13 8 30
LV PARTNERS, L.P. 0 0 8 14 6 28
WEBTV NETWORKS, INC. 12 3 6 6 1 28
ACCENTURE LLP 1 5 12 5 3 26
ALCATEL 3 8 4 7 4 26
NCR CORPORATION 8 5 5 3 5 26
BRITISH TELECOMMUNICATION, PLC 10 3 2 4 5 24
MCI COMMUNICATIONS CORP. 6 7 5 4 2 24
SAMSUNG ELECTRONICS CO., LTD. 6 6 5 3 4 24
BELLSOUTH INTELLECTUAL PROPERTY CORPORATION 0 0 3 7 13 23
KONINKLIJKE PHILIPS ELECTRONICS N.V. 0 5 5 4 9 23
COMPAQ COMPUTER CORPORATION, INC. 17 5 0 0 0 22
DELL PRODUCTS, L.P. 1 3 4 6 7 21
NOVELL, INC. 2 4 4 5 6 21
APPLE COMPUTER, INC. 6 2 3 5 4 20
ORACLE INTERNATIONAL CORPORATION 0 0 3 8 9 20
AMERICA ONLINE, INC. 0 7 2 7 3 19
NOKIA CORPORATION 0 0 3 8 8 19
WORLDCOM, INC. 0 7 5 7 0 19
XEROX CORPORATION 2 5 5 4 3 19
ALACRITECH, INC. 3 5 2 5 3 18
COMPAQ INFORMATION TECHNOLOGIES GROUP, L.P. 0 13 4 0 0 17
GENESYS TELECOMMUNICATIONS LABORATORIES, INC. 4 4 2 5 2 17
MICRON TECHNOLOGY, INC. 1 5 6 2 3 17
RICOH COMPANY, LTD. 4 2 3 3 5 17
CITRIX SYSTEMS, INC. 0 3 1 7 5 16
QWEST COMMUNICATIONS INTERNATIONAL INC. 4 3 2 2 5 16
AVAYA TECHNOLOGY CORP. 3 1 3 7 1 15
NOKIA MOBILE PHONES LTD. 0 2 3 6 4 15
OPENWAVE SYSTEMS INC. 5 2 5 2 1 15
FUJI XEROX CO., LTD. 2 2 4 5 1 14
LSI LOGIC CORPORATION 3 4 3 2 1 13
ADAPTEC, INC. 3 3 1 4 1 12
GENERAL ELECTRIC COMPANY 1 0 4 5 2 12
HONEYWELL INTERNATIONAL INC. 1 2 2 5 2 12
HUGHES ELECTRONICS CORP. 2 1 5 2 2 12
MITSUBISHI DENKI KABUSHIKI KAISHA 4 2 2 2 2 12
PANASONIC COMMUNICATIONS CO., LTD. 0 0 3 6 3 12
PITNEY-BOWES, INC. 1 1 2 4 3 11
QUALCOMM, INC. 0 0 3 4 4 11
YAHOO, INC. 2 1 2 1 5 11
AKAMAI TECHNOLOGIES, INC. 0 3 3 4 0 10
ASPECT COMMUNICATIONS CORP. 0 4 1 4 1 10
COMPUTER ASSOCIATES THINK, INC. 4 4 0 1 1 10
ERICSSON, INC. 2 1 2 3 2 10
GATEWAY 2000, INC. 0 1 1 6 2 10
MEDIAONE GROUP, INC. 2 2 2 2 2 10
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 2 4 2 0 2 10
SILICON GRAPHICS, INC. 6 1 0 1 2 10
SPRINT COMMUNICATIONS COMPANY L.P. 1 1 2 5 1 10
VERIZON LABORATORIES INC. 1 2 1 4 2 10
COLLABORATION PROPERTIES, INC. 2 2 1 2 2 9
GENERAL INSTRUMENT CORPORATION 1 2 1 3 2 9
ORACLE CORPORATION 6 3 0 0 0 9
PALM, INC. 2 6 0 0 1 9
RESEARCH IN MOTION LIMITED 1 5 0 2 1 9
SEIKO EPSON CORPORATION 1 0 4 1 3 9
SIEMENS INFORMATION AND COMMUNICATIONS NETWORKS, INC. 1 5 1 2 0 9
SRI INTERNATIONAL 1 1 2 5 0 9
BROADCOM CORPORATION 0 0 0 1 7 8
CASIO COMPUTER CO. LTD. 1 7 0 0 0 8
ELECTRONIC DATA SYSTEMS CORPORATION 1 5 1 0 1 8
I2 TECHNOLOGIES US, INC. 2 2 0 0 4 8
MCI WORLDCOM, INC. 3 5 0 0 0 8
NETWORK APPLIANCE, INC. 0 0 1 2 5 8
OKI ELECTRIC INDUSTRY CO., LTD. 1 0 1 2 4 8
PALMSOURCE INC. 0 0 1 2 5 8
PLURIS, INC. 0 1 2 2 3 8
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION 0 1 1 3 3 8
ZAPLET, INC. 0 4 2 1 1 8
AGILENT TECHNOLOGIES, INC. 1 1 0 1 4 7
ALCATEL USA SOURCING, L.P. 6 1 0 0 0 7
BEA SYSTEMS, INC. 1 1 1 1 3 7
CROSSROADS SYSTEMS, INC. 1 1 1 1 3 7
GENUITY INC. 1 3 2 1 0 7
MERCURY INTERACTIVE CORPORATION 0 2 1 3 1 7
NATIONAL INSTRUMENTS CORPORATION 1 2 2 2 0 7
NETSCAPE COMMUNICATIONS CORPORATION 5 0 0 0 2 7
NETSPEAK CORPORATION 2 0 1 4 0 7
REDBACK NETWORKS INC. 0 1 1 0 5 7
SCIENTIFIC-ATLANTA, INC. 2 2 0 2 1 7
SIEBEL SYSTEMS, INC. 2 1 2 1 1 7
STORAGE TECHNOLOGY CORPORATION 2 1 0 2 2 7
SYMANTEC CORPORATION 0 0 2 1 4 7
THOMSON LICENSING S.A. 0 0 4 0 3 7
VERITAS OPERATING CORPORATION 0 0 0 1 6 7
ALCATEL CANADA, INC. 0 2 0 3 1 6
BIGFIX, INC. 2 1 1 1 1 6
BOEING COMPANY 0 0 0 4 2 6
INTERLAND, INC. 0 0 0 2 4 6
INTERMEC IP CORP. 1 1 1 1 2 6
LG ELECTRONICS INC. 0 2 0 1 3 6
MITSUBISHI ELECTRIC RESEARCH LABORATORIES, INC. 1 2 2 1 0 6
NETIQ CORPORATION 0 1 2 2 1 6
NIELSEN MEDIA RESEARCH, INC. 1 3 2 0 0 6
NIPPON TELEGRAPH & TELEPHONE CORP. 3 0 2 0 1 6
NOKIA TELECOMMUNICATIONS OY 3 2 1 0 0 6
RECURSION SOFTWARE, INC. 0 3 1 0 2 6
SCHNEIDER AUTOMATION INC. 1 0 1 1 3 6
TELCORDIA TECHNOLOGIES, INC. 1 0 0 4 1 6
TEXAS INSTRUMENTS, INCORPORATED 2 2 2 0 0 6
XACCT TECHNOLOGIES, LTD. 0 1 1 1 3 6
YODLEE.COM, INC. 0 2 2 1 1 6
ADC TELECOMMUNICATIONS, INC. 2 2 0 0 1 5
ALTA VISTA COMPANY 3 1 1 0 0 5
AMERITECH CORPORATION 3 2 0 0 0 5
ATT WIRELESS SERVICES INC 0 0 2 2 1 5
ATTACHMATE CORPORATION 2 1 1 1 0 5
BMC SOFTWARE, INC. 0 0 2 0 3 5
BULL S.A. 0 3 1 0 1 5
CABLETRON SYSTEMS, INC. 5 0 0 0 0 5
COVAD COMMUNICATIONS GROUP, INC. 1 0 2 2 0 5
DIGIMARC CORPORATION 3 1 1 0 0 5
EPIPHANY, INC. . 0 0 2 2 1 5
FASTFORWARD NETWORKS, INC. 0 1 1 1 2 5
FRISKIT, INC. 0 2 1 2 0 5
FUJI PHOTO FILM CO., LTD 0 0 2 1 2 5
FUJITSU NETWORK COMMUNICATIONS, INC. 2 0 1 2 0 5
HI/FN, INC. 0 0 2 1 2 5
IDEAFLOOD, INC. 0 1 0 2 2 5
INKTOMI CORPORATION 1 1 0 1 2 5
IQ NETSOLUTIONS INC. 5 0 0 0 0 5
JUNO ONLINE SERVICES, INC. 3 0 2 0 0 5
MASSACHUSETTS INSTITUTE OF TECHNOLOGY 0 2 2 0 1 5
METROLOGIC INSTRUMENTS INC. 0 2 2 1 0 5
MICRON ELECTRONICS, INC. 4 0 1 0 0 5
NATIONAL SEMICONDUCTOR CORPORATION 1 1 1 1 1 5
NOMADIX, INC. 0 0 1 3 1 5
PHILIPS ELECTRONICS NORTH AMERICA CORP. 3 2 0 0 0 5
PIONEER ELECTRONIC CORPORATION 0 0 1 1 3 5
ROCKWELL AUTOMATION TECHNOLOGIES, INC. 0 1 2 2 0 5
SHARP LABORATORIES OF AMERICA, INC. 0 0 2 1 2 5
SOLECTRON CORPORATION 2 2 1 0 0 5
SONY INTERNATIONAL (EUROPE) GMBH 0 3 0 2 0 5
SYMBOL TECHNOLOGIES, INC. 0 0 2 3 0 5
TOSHIBA AMERICA INFORMATION SYSTEMS, INC. 1 1 0 1 2 5
TUMBLEWEED COMMUNICATIONS CORP. 1 2 1 1 0 5
VERIZON CORPORATE SERVICES GROUP INC. 0 0 1 2 2 5


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Electronic Information Products Division - PTMB
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

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fax: (571) 273-0110
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