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

Patenting In Technology Classes,
Breakout By Organization

Count of 2010 - 2014 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 2010 2011 2012 2013 2014 Total
PANASONIC CORPORATION 19 18 24 9 15 85
SONY CORPORATION 12 14 10 11 8 55
FUNAI ELECTRIC CO., LTD. 12 11 6 7 0 36
LG INNOTEK CO., LTD 1 9 5 15 4 34
NIDEC CORPORATION 3 18 6 4 2 33
SAMSUNG ELECTRO-MECHANICS CO., LTD. 2 5 8 11 3 29
HITACHI-LG DATA STORAGE, INC. 4 6 10 4 2 26
TOSHIBA SAMSUNG STORAGE TECHNOLOGY KOREA CORPORATION 2 0 2 8 14 26
QUANTA STORAGE, INC. 3 10 8 1 1 23
HITACHI MEDIA ELECTRONICS CO., LTD. 2 6 4 7 1 20
LITE-ON IT CORPORATION 5 6 4 5 0 20
TEAC CORPORATION 6 6 4 3 1 20
HONG FU JIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. 3 5 4 6 1 19
MITSUBISHI DENKI KABUSHIKI KAISHA 5 3 8 2 0 18
SAMSUNG ELECTRONICS CO., LTD. 5 2 4 3 2 16
SEIKO EPSON CORPORATION 0 2 5 5 4 16
~INDIVIDUALLY OWNED PATENT 4 6 4 0 1 15
SANYO ELECTRIC CO., LTD. 3 3 1 4 3 14
PHILIPS & LITE-ON DIGITAL SOLUTIONS CORPORATION 0 2 4 7 0 13
CLARION CO., LTD. 6 4 0 0 0 10
HITACHI, LTD 3 2 5 0 0 10
HITACHI CONSUMER ELECTRONICS CO., LTD. 0 0 1 6 2 9
PIONEER CORPORATION 3 4 2 0 0 9
FUJIFILM CORPORATION 7 0 0 0 1 8
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. 0 4 2 1 1 8
ALPINE ELECTRONICS INC. 4 1 2 0 0 7
HON HAI PRECISION IND. CO., LTD. 1 0 5 1 0 7
ASUSTEK COMPUTER INC. 2 3 1 0 0 6
NEC CORPORATION 1 0 0 3 2 6
RICOH COMPANY, LTD. 1 1 1 3 0 6
TOSHIBA CORPORATION 1 1 2 2 0 6
VALLEY WOOD ELECTRICAL (SHEN ZHEN) CO., LTD 1 2 1 1 1 6
WISTRON CORPORATION 0 0 1 3 2 6
FUJITSU TEN LIMITED 4 0 1 0 0 5
HITACHI-LG DATA STORAGE KOREA, INC. 0 1 1 2 1 5
INTERNATIONAL BUSINESS MACHINES CORPORATION 1 1 1 2 0 5
SONY COMPUTER ENTERTAINMENT INC. 1 3 1 0 0 5
THOMSON LICENSING S.A. 1 0 2 1 1 5
TOHEI INDUSTRIAL CO., LTD. 1 3 1 0 0 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/reports.htm
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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