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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 2000 - 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 2000 2001 2002 2003 2004 Total
INTERNATIONAL BUSINESS MACHINES CORPORATION 22 33 24 24 58 161
SUN MICROSYSTEMS, INC. 7 7 8 14 13 49
MICROSOFT CORPORATION 9 10 7 5 11 42
INTEL CORPORATION 3 3 4 5 5 20
COMPAQ COMPUTER CORPORATION, INC. 3 3 4 2 0 12
FUJITSU LIMITED 4 2 2 3 1 12
HITACHI, LTD 2 2 1 3 3 11
TOSHIBA CORPORATION 1 4 2 2 2 11
ADVANCED MICRO DEVICES, INC. 1 2 5 0 2 10
LUCENT TECHNOLOGIES INC. 3 2 0 2 3 10
ORACLE CORPORATION 1 2 3 4 0 10
SONY CORPORATION 2 1 1 3 2 9
UNISYS CORPORATION 0 1 1 3 4 9
XEROX CORPORATION 1 2 2 3 1 9
HEWLETT-PACKARD COMPANY 2 3 2 1 0 8
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 0 0 4 4 8
NEC CORPORATION 0 2 3 1 2 8
ORACLE INTERNATIONAL CORPORATION 0 0 0 1 7 8
SIEMENS AKTIENGESELLSCHAFT 6 0 1 1 0 8
~Individually Owned Patent 5 2 0 0 1 8
EMC CORPORATION 2 1 0 0 3 6
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 2 2 1 1 0 6
SILICON GRAPHICS, INC. 0 1 2 0 3 6
CISCO TECHNOLOGY, INC. 0 1 0 2 2 5
COMPAQ INFORMATION TECHNOLOGIES GROUP, L.P. 0 0 3 2 0 5


PTMD Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMD pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of selected PTMD reports and materials from : ftp.uspto.gov/pub/taf/


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