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Rank Ordered Listing of Organizations Receiving
5
or More Utility Patents During the Period
Having Primary Classification In
Class 431, Combustion
( 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 | 2011 | 2012 | 2013 | 2014 | 2015 | Total |
---|---|---|---|---|---|---|
~INDIVIDUALLY OWNED PATENT | 9 | 14 | 19 | 12 | 28 | 82 |
ALSTOM TECHNOLOGY LTD | 14 | 1 | 2 | 3 | 2 | 22 |
GENERAL ELECTRIC COMPANY | 2 | 1 | 7 | 5 | 6 | 21 |
HONEYWELL INTERNATIONAL INC. | 3 | 3 | 5 | 6 | 3 | 20 |
COPRECITEC, S.L. | 2 | 4 | 3 | 4 | 1 | 14 |
L'AIR LIQUIDE, SOCIETE ANONYME A DIRECTOIRE ET CONSEIL DE SURVEILLANCE POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE | 0 | 2 | 2 | 6 | 4 | 14 |
SIEMENS AKTIENGESELLSCHAFT | 1 | 5 | 2 | 2 | 4 | 14 |
AIR PRODUCTS AND CHEMICALS, INC. | 0 | 1 | 5 | 4 | 3 | 13 |
RINNAI CORPORATION | 2 | 1 | 1 | 2 | 3 | 9 |
PRAXAIR TECHNOLOGY, INC. | 1 | 2 | 1 | 0 | 3 | 7 |
AGA AB | 3 | 1 | 1 | 1 | 0 | 6 |
CARRIER CORPORATION | 0 | 1 | 0 | 2 | 3 | 6 |
CONTINENTAL APPLIANCES INC | 0 | 5 | 1 | 0 | 0 | 6 |
JOHN ZINK COMPANY | 2 | 1 | 2 | 1 | 0 | 6 |
LAMPLIGHT FARMS, INC. | 0 | 0 | 3 | 0 | 3 | 6 |
BECKETT GAS, INC. | 1 | 2 | 0 | 0 | 2 | 5 |
FIVES NORTH AMERICAN COMBUSTION, INC. | 3 | 1 | 0 | 0 | 1 | 5 |
IHI CORP. | 0 | 0 | 0 | 4 | 1 | 5 |
KYUNGDONG NAVIEN CO., LTD | 0 | 2 | 0 | 0 | 3 | 5 |
PRO-IRODA INDUSTRIES, INC. | 1 | 1 | 0 | 1 | 2 | 5 |
PROCOM HEATING, INC. | 0 | 0 | 2 | 1 | 2 | 5 |
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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
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selected PTMT files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/
Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports