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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 148, Metal Treatment

( 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
NIPPON STEEL CORP. 11 12 32 31 26 112
HITACHI METALS LTD. 3 10 10 10 20 53
SUMITOMO METAL INDUSTRIES CO., LTD. 9 4 14 11 15 53
JFE STEEL CORPORATION 6 12 10 13 9 50
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.) 12 4 9 5 17 47
~INDIVIDUALLY OWNED PATENT 9 10 6 4 8 37
GENERAL ELECTRIC COMPANY 3 6 10 8 6 33
UNITED TECHNOLOGIES CORPORATION 2 2 10 10 2 26
SHIN ETSU CHEMICAL CO., LTD. 1 7 2 8 5 23
HONDA GIKEN KOGYO KABUSHIKI KAISHA (HONDA MOTOR CO., LTD.) 3 2 6 2 5 18
SUMITOMO ELECTRIC INDUSTRIES, LTD. 1 5 5 4 3 18
ATI PROPERTIES, INC. 1 7 2 5 2 17
VACUUMSCHMELZE GMBH & CO. KG 1 3 1 7 4 16
GM GLOBAL TECHNOLOGY OPERATIONS, INC. 1 2 1 4 7 15
TDK CORPORATION 5 1 3 2 3 14
ALCOA INC. 3 3 1 1 5 13
JX NIPPON MINING & METALS CORPORATION 0 0 0 7 5 12
ALERIS ALUMINUM KOBLENZ GMBH 1 3 2 3 2 11
KOMATSU LTD. 1 3 3 3 1 11
HITACHI, LTD 2 2 1 3 2 10
NTN CORPORATION 0 1 1 3 5 10
BOEING COMPANY 2 0 3 1 3 9
CALIFORNIA INSTITUTE OF TECHNOLOGY 1 2 2 4 0 9
HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN (HENKEL KGAA) 1 2 2 1 3 9
NUCOR CORPORATION 1 4 0 3 1 9
THE NANOSTEEL COMPANY, INC. 0 1 0 3 5 9
TOSHIBA CORPORATION 0 2 4 2 1 9
UNION SIDERURGIGUE DU NORD ET DE L'EST DE LA FRANCE 5 2 1 1 0 9
ALCAN RHENALU 0 2 5 1 0 8
CABOT CORPORATION 3 3 1 1 0 8
HONEYWELL INTERNATIONAL INC. 0 1 5 0 2 8
JAPAN SCIENCE AND TECHNOLOGY AGENCY 3 1 1 2 1 8
NIPPON MINING & METALS CO., LIMITED 1 2 5 0 0 8
TOYOTA JIDOSHA K.K. 0 1 2 1 4 8
NATIONAL INSTITUTE FOR MATERIALS SCIENCE 1 1 2 3 0 7
ROLLS-ROYCE PLC 1 0 2 1 3 7
ULVAC, INC. 0 0 0 0 7 7
DAIDO STEEL COMPANY LIMITED 1 1 2 2 0 6
INTERNATIONAL BUSINESS MACHINES CORPORATION 0 0 3 0 3 6
NIPPON LIGHT METAL COMPANY LIMITED 0 0 1 2 3 6
NIPPON STEEL & SUMIKIN STAINLESS STEEL CORPORATION 1 0 0 1 4 6
POSCO 2 0 1 0 3 6
SHOWA DENKO KABUSHIKI KAISHA 1 1 2 0 2 6
TENARIS CONNECTIONS LIMITED 0 0 1 3 2 6
BOSTON SCIENTIFIC SCIMED, INC. 2 1 1 1 0 5
KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO 3 0 1 0 1 5
MITSUBISHI HEAVY INDUSTRIES, LTD. 1 1 0 1 2 5
MITSUBISHI STEEL MFG. CO., LTD. 0 0 1 1 3 5
NEOMAX CO., LTD. 5 0 0 0 0 5
NGK INSULATORS LTD. 0 1 1 1 2 5
NHK SPRING CO., LTD. 1 1 1 1 1 5
NISSAN MOTOR COMPANY, LIMITED 2 2 1 0 0 5
NORTHWESTERN UNIVERSITY 0 0 1 1 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/tafp.html
selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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