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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 1969 - 2004 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 718, Virtual Machine Task or Process Management or Task Management/Control (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 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 Total
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 3 2 3 1 0 0 0 2 0 2 1 2 0 4 2 3 2 4 8 6 8 3 8 14 32 30 7 18 28 18 22 33 24 24 58 372
HITACHI, LTD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 0 1 2 5 3 3 8 5 9 5 6 1 3 8 2 2 1 3 3 74
SUN MICROSYSTEMS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 1 0 2 1 5 5 7 7 8 14 13 66
MICROSOFT CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 4 7 6 9 10 7 5 11 60
FUJITSU LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 1 0 0 0 0 1 4 8 7 9 1 4 2 2 3 1 46
INTEL CORPORATION 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2 2 1 0 3 4 3 3 4 5 5 34
~Individually Owned Patent 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 1 2 5 1 2 6 3 5 2 0 0 1 32
UNISYS CORPORATION 0 1 1 0 0 0 0 0 0 0 0 0 0 1 2 5 0 1 2 1 1 0 0 0 0 1 0 1 0 1 0 0 1 1 3 4 27
NEC CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 0 1 2 0 4 3 4 0 2 3 1 2 25
DIGITAL EQUIPMENT CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 5 3 7 1 3 3 0 0 0 0 0 0 0 24
TOSHIBA CORPORATION 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 1 0 0 2 1 1 1 1 0 2 1 4 2 2 2 22
LUCENT TECHNOLOGIES INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 4 3 2 0 2 3 17
XEROX CORPORATION 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 0 0 1 1 0 1 1 2 2 3 1 17
COMPAQ COMPUTER CORPORATION, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 1 3 3 4 2 0 16
ORACLE CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 2 1 2 3 4 0 16
TEXAS INSTRUMENTS, INCORPORATED 0 0 2 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 2 1 0 1 1 0 1 2 0 1 0 16
HEWLETT-PACKARD COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 3 1 0 0 1 1 2 3 2 1 0 15
SIEMENS AKTIENGESELLSCHAFT 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 2 0 0 6 0 1 1 0 15
AT&T CORP. 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 0 0 0 2 2 1 0 0 0 0 1 0 1 1 0 1 14
APPLE COMPUTER, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 1 2 0 2 1 3 0 0 0 12
MOTOROLA, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 3 2 1 0 1 0 0 2 0 0 11
SONY CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 2 1 1 3 2 11
ADVANCED MICRO DEVICES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 5 0 2 10
CANON KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 4 0 1 0 0 2 0 1 10
MITSUBISHI DENKI KABUSHIKI KAISHA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 4 1 0 0 0 1 0 0 10
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 2 2 1 1 0 9
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 4 4 8
NCR CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 2 2 0 1 1 0 0 8
ORACLE INTERNATIONAL CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 7 8
TELEFONAKTIEBOLAGET LM ERICSSON 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 2 1 8
WANG LABORATORIES, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 0 0 0 0 2 1 0 0 0 0 0 0 0 0 8
SILICON GRAPHICS, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 0 3 7
BULL S.A. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 1 0 1 6
CRAY RESEARCH, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 3 0 0 1 0 0 0 0 0 0 6
EMC CORPORATION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 0 3 6
INMOS LIMITED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 6
CISCO TECHNOLOGY, INC. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 2 5
COMPAGNIE INTERNATIONALE POUR L'INFORMATIQUE CII-HONEYWELL 0 0 0 0 1 0 0 0 0 2 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 5
COMPAQ INFORMATION TECHNOLOGIES GROUP, L.P. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3 2 0 5
FUJI XEROX CO., LTD. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 2 0 1 0 0 0 0 5
HUGHES AIRCRAFT COMPANY 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 0 0 0 0 0 0 0 5
TANDEM COMPUTERS INCORPORATED 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 1 0 0 0 5


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Office of Electronic Information Products - PTMD
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