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

Patenting In Technology Classes,
Breakout By Organization

Count of 2011 - 2015 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 420, Alloys or Metallic Compositions

( 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 2011 2012 2013 2014 2015 Total
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) 4 4 3 0 12 23
NIPPON STEEL & SUMITOMO METAL CORPORATION 0 0 2 6 10 18
ATI PROPERTIES, INC. 1 5 0 3 4 13
JFE STEEL CORPORATION 3 1 3 2 2 11
HITACHI METALS LTD. 0 1 1 5 2 9
ALSTOM TECHNOLOGY LTD 2 2 1 2 1 8
GENERAL ELECTRIC COMPANY 0 3 1 1 3 8
NATIONAL INSTITUTE FOR MATERIALS SCIENCE 0 1 0 5 2 8
~INDIVIDUALLY OWNED PATENT 2 6 0 0 0 8
NIPPON STEEL & SUMIKIN STAINLESS STEEL CORPORATION 2 0 1 3 1 7
SUMITOMO METAL INDUSTRIES CO., LTD. 3 4 0 0 0 7
UNITED TECHNOLOGIES CORPORATION 1 1 0 2 3 7
JX NIPPON MINING & METALS CORPORATION 1 2 0 1 2 6
SIEMENS AKTIENGESELLSCHAFT 1 0 2 0 3 6
UT-BATTELLE, LLC 1 1 1 1 2 6
CARESTREAM HEALTH, INC. 0 0 2 2 1 5
HITACHI, LTD 0 0 2 3 0 5
HONEYWELL INTERNATIONAL INC. 1 1 1 1 1 5
KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY 0 0 1 1 3 5
SENJU METAL INDUSTRY CO. LTD. 0 0 0 2 3 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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