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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting By Geographic Region (State and Country),
Breakout By Organization

Count of 1998 - 2002 Utility Patent Grants,
By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Organizations Receiving 5 or More Utility Patents During the Period
Originating From

NEVADA

( patent origin is determined by the residence of the first-named inventor )

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
~Individually Owned Patent 148 184 179 190 156 857
INTERNATIONAL GAME TECHNOLOGY 10 7 5 12 20 54
VALENCE TECHNOLOGY, INC. 23 14 10 3 4 54
MIKOHN GAMING CORPORATION 1 3 6 7 6 23
BENTLY NEVADA CORPORATION 5 2 6 4 2 19
CASINO DATA SYSTEMS 4 2 9 1 1 17
IGT 0 0 0 2 12 14
PROGRESSIVE GAMES, INC. 4 2 3 2 1 12
ANCHOR GAMING 2 2 2 0 4 10
BHP MINERALS INTERNATIONAL INC. 0 2 1 2 5 10
ROCKY RESEARCH 2 0 1 4 3 10
SHUFFLE MASTER, INC. 1 0 2 1 6 10
CHROMALLOY GAS TURBINE CORPORATION 1 0 5 2 1 9
LSP PRODUCTS GROUP, INC. 0 3 1 4 1 9
SIGMA GAME, INC. 1 1 4 2 0 8
GREENEARTH CLEANING, LLC 0 1 6 0 0 7
SECURITRON-MAGNALOCK CORP. 3 1 2 1 0 7
BALLY GAMING, INC. 0 0 3 3 0 6
BIOQUEST, INCORPORATED 2 2 0 2 0 6
STARGUIDE DIGITAL NETWORKS, INC. 0 0 2 3 1 6
ADVANCED MICRO DEVICES, INC. 1 1 2 1 0 5
LAM RESEARCH CORPORATION 0 0 2 0 3 5
POLYPHASER CORPORATION 0 1 2 2 0 5
SIERRA DESIGN GROUP 0 0 2 0 3 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

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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