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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes,
Breakout By Organization

Count of 2008 - 2012 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 720, Dynamic Optical Information Storage or Retrieval

( 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 2008 2009 2010 2011 2012 Total
SONY CORPORATION 23 27 12 14 10 86
PANASONIC CORPORATION 1 21 19 18 24 83
SAMSUNG ELECTRONICS CO., LTD. 28 11 5 2 4 50
FUNAI ELECTRIC CO., LTD. 11 6 12 11 6 46
LITE-ON IT CORPORATION 17 9 5 6 4 41
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 11 7 3 5 4 30
NIDEC CORPORATION 1 2 3 18 6 30
TEAC CORPORATION 6 8 6 6 4 30
HITACHI-LG DATA STORAGE, INC. 4 5 4 6 10 29
~INDIVIDUALLY OWNED PATENT 7 7 4 6 4 28
QUANTA STORAGE, INC. 5 1 3 10 8 27
PIONEER CORPORATION 9 7 3 4 2 25
MITSUBISHI DENKI KABUSHIKI KAISHA 4 2 5 3 8 22
LG ELECTRONICS INC. 10 6 3 0 1 20
SAMSUNG ELECTRO-MECHANICS CO., LTD. 3 2 2 5 8 20
HON HAI PRECISION IND. CO., LTD. 8 5 1 0 5 19
LG INNOTEK CO., LTD 3 1 1 9 5 19
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. 19 0 0 0 0 19
HITACHI, LTD 4 4 3 2 5 18
HITACHI MEDIA ELECTRONICS CO., LTD. 1 2 2 6 4 15
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 3 3 0 4 2 12
ALPINE ELECTRONICS INC. 4 0 4 1 2 11
FUJIFILM CORPORATION 1 3 7 0 0 11
ASUSTEK COMPUTER INC. 1 3 2 3 1 10
CLARION CO., LTD. 0 0 6 4 0 10
KONINKLIJKE PHILIPS ELECTRONICS N.V. 6 1 2 1 0 10
TOSHIBA CORPORATION 2 4 1 1 2 10
FUJITSU TEN LIMITED 0 4 4 0 1 9
SANYO ELECTRIC CO., LTD. 0 2 3 3 1 9
THOMSON LICENSING S.A. 2 3 1 0 2 8
FUJITSU LIMITED 2 2 2 0 1 7
INTERNATIONAL BUSINESS MACHINES CORPORATION 3 1 1 1 1 7
ORION ELECTRIC CO., LTD. 4 1 1 0 1 7
PHILIPS & LITE-ON DIGITAL SOLUTIONS CORPORATION 0 1 0 2 4 7
SEIKO EPSON CORPORATION 0 0 0 2 5 7
SHARP KABUSHIKI KAISHA (SHARP CORPORATION) 4 0 2 0 1 7
SONY COMPUTER ENTERTAINMENT INC. 2 0 1 3 1 7
RICOH COMPANY, LTD. 2 1 1 1 1 6
VICTOR COMPANY OF JAPAN, LIMITED 1 1 1 2 1 6
TOHEI INDUSTRIAL CO., LTD. 0 0 1 3 1 5
TOSHIBA SAMSUNG STORAGE TECHNOLOGY KOREA CORPORATION 0 1 2 0 2 5


PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

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

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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