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

Patenting In Technology Classes,
Breakout By Organization

Count of 2005 - 2009 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 065, Glass Manufacturing

( 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 2005 2006 2007 2008 2009 Total
CORNING INCORPORATED 13 10 6 7 12 48
SCHOTT AG 1 19 7 7 4 38
~INDIVIDUALLY OWNED PATENT 10 9 5 4 3 31
HOYA CORPORATION 5 7 4 6 3 25
ASAHI GLASS COMPANY, LTD. 5 3 1 8 0 17
SUMITOMO ELECTRIC INDUSTRIES CO., LTD. 10 5 0 0 2 17
HERAEUS QUARZGLAS GMBH & CO. KG 1 5 1 2 5 14
OWENS-BROCKWAY GLASS CONTAINER INC. 4 2 3 2 2 13
EMHART GLASS S.A. 4 1 1 3 3 12
SCHOTT GLASWERKE 8 1 1 2 0 12
SHIN ETSU CHEMICAL CO., LTD. 4 3 3 1 0 11
NIPPON SHEET GLASS CO., LTD. 0 4 4 0 0 8
SAINT-GOBAIN GLASS FRANCE 1 1 3 1 2 8
TAMGLASS LTD. OY 2 2 3 1 0 8
ALCATEL 3 3 0 0 0 6
FITEL U.S.A. CORP. 1 3 0 0 2 6
PPG INDUSTRIES OHIO INC. 0 1 3 2 0 6
PRYSMIAN CAVI E SISTEMI ENERGIA S.R.L. 0 0 1 3 2 6
ASIA OPTICAL CO., INC. 0 1 0 2 2 5
CENTRAL GLASS COMPANY, LIMITED 0 2 0 1 2 5
FUJIKURA LTD. 1 2 1 1 0 5
HEYE INTERNATIONAL GMBH 0 2 2 1 0 5
SAMSUNG ELECTRONICS CO., LTD. 3 0 1 1 0 5
TOSHIBA MACHINE CO., LTD. 2 1 0 1 1 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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