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Rank Ordered Listing of Organizations Receiving
5
or More Utility Patents During the Period
Having Primary Classification In
Class 501, Compositions: Ceramic
( 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 )
First-Named Assignee | 2009 | 2010 | 2011 | 2012 | 2013 | Total |
---|---|---|---|---|---|---|
CORNING INCORPORATED | 12 | 16 | 20 | 12 | 14 | 74 |
SCHOTT AG | 17 | 12 | 10 | 10 | 10 | 59 |
HOYA CORPORATION | 13 | 7 | 8 | 8 | 14 | 50 |
ASAHI GLASS COMPANY, LTD. | 10 | 5 | 9 | 13 | 12 | 49 |
TDK CORPORATION | 8 | 9 | 4 | 6 | 9 | 36 |
OHARA INC. | 1 | 5 | 12 | 10 | 3 | 31 |
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN | 1 | 3 | 3 | 16 | 8 | 31 |
MURATA MANUFACTURING CO., LTD. | 7 | 4 | 0 | 4 | 11 | 26 |
NGK INSULATORS LTD. | 5 | 7 | 3 | 5 | 1 | 21 |
~INDIVIDUALLY OWNED PATENT | 5 | 2 | 3 | 7 | 4 | 21 |
KYOCERA CORPORATION | 3 | 5 | 4 | 4 | 3 | 19 |
IVOCLAR VIVADENT AG | 0 | 4 | 4 | 3 | 4 | 15 |
GUARDIAN INDUSTRIES CORP. | 8 | 3 | 2 | 1 | 0 | 14 |
NIPPON ELECTRIC GLASS COMPANY LIMITED | 3 | 1 | 4 | 1 | 4 | 13 |
KONICA MINOLTA OPTO, INC | 2 | 4 | 5 | 0 | 1 | 12 |
NIPPON SHEET GLASS CO., LTD. | 4 | 4 | 1 | 1 | 2 | 12 |
PPG INDUSTRIES OHIO INC. | 3 | 6 | 0 | 2 | 1 | 12 |
HITACHI METALS LTD. | 0 | 5 | 4 | 0 | 2 | 11 |
3M INNOVATIVE PROPERTIES COMPANY | 4 | 3 | 2 | 0 | 1 | 10 |
SAINT-GOBAIN GLASS FRANCE | 2 | 2 | 2 | 4 | 0 | 10 |
FERRO CORPORATION | 3 | 4 | 0 | 2 | 0 | 9 |
KABUSHIKI KAISHA OHARA | 3 | 1 | 2 | 2 | 1 | 9 |
AVANSTRATE INC. | 0 | 3 | 1 | 1 | 3 | 8 |
GENERAL ELECTRIC COMPANY | 1 | 2 | 2 | 2 | 1 | 8 |
KROSAKIHARIMA CORPORATION | 0 | 0 | 0 | 4 | 4 | 8 |
EUROKERA | 3 | 0 | 0 | 4 | 0 | 7 |
HERAEUS QUARZGLAS GMBH & CO. KG | 1 | 2 | 3 | 1 | 0 | 7 |
REFRACTORY INTELLECTUAL PROPERTY GMBH & CO. KG | 2 | 0 | 3 | 2 | 0 | 7 |
SAMSUNG ELECTRO-MECHANICS CO., LTD. | 1 | 2 | 1 | 2 | 1 | 7 |
TOSHIBA CORPORATION | 3 | 1 | 1 | 1 | 1 | 7 |
OCV INTELLECTUAL CAPITAL, LLC | 0 | 2 | 0 | 2 | 2 | 6 |
SAINT-GOBAIN TECHNICAL FABRICS EUROPE | 1 | 2 | 0 | 2 | 1 | 6 |
SIEMENS AKTIENGESELLSCHAFT | 0 | 0 | 2 | 3 | 1 | 6 |
TOSOH CORPORATION | 2 | 0 | 1 | 1 | 2 | 6 |
FUJIFILM CORPORATION | 0 | 2 | 0 | 1 | 2 | 5 |
PANASONIC CORPORATION | 0 | 1 | 3 | 1 | 0 | 5 |
SUMITOMO ELECTRIC INDUSTRIES, LTD. | 0 | 2 | 0 | 2 | 1 | 5 |
TOTO, LTD. | 1 | 3 | 0 | 1 | 0 | 5 |
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 22313-1450tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.govaddress 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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