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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 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 2000 2001 2002 2003 2004 Total
~Individually Owned Patent 172 152 120 130 123 697
YAMAHA CORPORATION 72 64 76 56 50 318
KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO 7 11 11 10 8 47
ROLAND CORPORATION 3 4 6 2 4 19
SONY CORPORATION 1 6 2 3 3 15
CASIO COMPUTER CO. LTD. 6 5 3 0 0 14
DRUM WORKSHOP, INC. 3 4 1 5 1 14
HOSHINO GAKKI CO., LTD. 9 2 0 0 3 14
MICROSOFT CORPORATION 3 1 2 5 2 13
HOSHINO GAKKI KABUSHIKI KAISHA 4 4 1 3 0 12
GIBSON GUITAR CORP. 2 1 3 1 3 10
LATIN PERCUSSION, INC. 4 1 4 1 0 10
INTERNATIONAL BUSINESS MACHINES CORPORATION 4 2 0 1 2 9
CREATIVE TECHNOLOGY LIMITED 4 3 1 0 0 8
HWA SHIN MUSICAL INSTRUMENT CO., LTD. 5 2 1 0 0 8
J. D'ADDARIO & COMPANY, INC. 0 4 2 0 2 8
KONAMI CO., LTD. 0 4 2 0 0 6
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 0 1 1 2 2 6
REMO INC. 2 3 0 1 0 6
SONY COMPUTER ENTERTAINMENT INC. 0 3 1 2 0 6
FISHMAN TRANSDUCERS, INC. 0 1 2 0 2 5
KAWAI MUSICAL INSTRUMENT MFG. CO. LTD. 2 2 0 0 1 5
PIONEER CORPORATION 0 0 1 3 1 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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