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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 084, Music

( 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
~Individually Owned Patent 130 158 172 152 121 733
YAMAHA CORPORATION 88 91 72 64 76 391
KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO 10 19 7 11 11 58
CASIO COMPUTER CO. LTD. 5 2 6 5 3 21
HWA SHIN MUSICAL INSTRUMENT CO., LTD. 4 6 5 2 1 18
ROLAND CORPORATION 3 1 3 4 6 17
HOSHINO GAKKI KABUSHIKI KAISHA 2 3 4 4 1 14
KAWAI MUSICAL INSTRUMENT MFG. CO. LTD. 5 5 2 2 0 14
CREATIVE TECHNOLOGY LIMITED 0 5 4 3 1 13
SONY CORPORATION 3 1 1 6 2 13
GIBSON GUITAR CORP. 3 3 2 1 3 12
INTERNATIONAL BUSINESS MACHINES CORPORATION 3 2 4 3 0 12
DRUM WORKSHOP, INC. 1 2 3 4 1 11
HOSHINO GAKKI CO., LTD. 0 0 9 2 0 11
MICROSOFT CORPORATION 3 2 3 1 2 11
LATIN PERCUSSION, INC. 0 1 4 1 4 10
ROLAND KABUSHIKI KAISHA 2 4 1 2 0 9
FENDER MUSICAL INSTRUMENTS CORPORATION 0 4 0 3 0 7
SANKYO SEIKI MFG. CO., LTD. 0 3 2 2 0 7
BURGETT, INC. 3 2 1 0 0 6
J. D'ADDARIO & COMPANY, INC. 0 0 0 4 2 6
KONAMI CO., LTD. 0 0 0 4 2 6
ADVANCED MICRO DEVICES, INC. 4 0 1 0 0 5
BALDWIN PIANO & ORGAN CO., INC. 2 2 0 1 0 5
INTERVAL RESEARCH CORPORATION 0 2 3 0 0 5
KABUSHIKI KAISHA KAWAI GAKKI 0 3 1 1 0 5
KAMAN MUSIC CORPORATION 2 0 0 2 1 5
PEARL MUSICAL INSTRUMENT CO. 1 1 0 1 2 5
REMO INC. 0 0 2 3 0 5
VAN KOEVERING COMPANY 1 2 1 1 0 5
WINBOND ELECTRONICS CORP. 2 0 2 1 0 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
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