Hochgraf; Clark G.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hochgraf; Clark G..The latest application filed is for "low cost method and signal processing algorithm to rapidly detect abnormal operation of an individual fuel cell in a plurality of series connected fuel cells".

Company Profile

0.9.11

Hochgraf; Clark G. - Honeoye Falls NY US
Hochgraf; Clark G - Rochester NY
Hochgraf; Clark G. - Rochester NY

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Life extension of PEM fuel cell using startup method Grant 8,828,616 - Hochgraf , et al. September 9, 2	2014-09-09
Passive hydrogen vent for a fuel cell Grant 8,486,575 - Edwards , et al. July 16, 2	2013-07-16
Low Cost Method And Signal Processing Algorithm To Rapidly Detect Abnormal Operation Of An Individual Fuel Cell In A Plurality Of Series Connected Fuel Cells App 20120064424 - FUSS; ROBERT L. ; et al.	2012-03-15
Low voltage power tap on high voltage stack Grant 7,972,749 - Dewey , et al. July 5, 2	2011-07-05
System and method for shorting a fuel cell stack Grant 7,968,240 - Hochgraf , et al. June 28, 2	2011-06-28
Rapid startup of a fuel cell power module using motor drive Grant 7,883,809 - Hochgraf February 8, 2	2011-02-08
Life Extension Of Pem Fuel Cell Using Startup Method App 20100112382 - Hochgraf; Clark G. ; et al.	2010-05-06
Off-state Degradation Prevention In A Fuel Cell Without On-state Losses Using Self Controlled Element App 20100035090 - HOCHGRAF; CLARK G. ; et al.	2010-02-11
System And Method For Shorting A Fuel Cell Stack App 20100003546 - Hochgraf; Clark G. ; et al.	2010-01-07
Fuel Cell System Using Cathode Exhaust For Anode Recirculation App 20080311441 - Hochgraf; Clark G. ; et al.	2008-12-18
Method and apparatus for measurement of fuel cell high frequency resistance in the presence of large undesirable signals Grant 7,421,356 - Rea , et al. September 2, 2	2008-09-02
Method And Apparatus For Measurement Of Fuel Cell High Frequency Resistance In The Presence Of Large Undesirable Signals App 20080091367 - Rea; David ; et al.	2008-04-17
Rapid startup of a fuel cell power module using motor drive App 20070029123 - Hochgraf; Clark G.	2007-02-08
Addressing one MEA failure mode by controlling MEA catalyst layer overlap Grant 7,132,191 - Healy , et al. November 7, 2	2006-11-07
Low voltage power tap on high voltage stack App 20050287411 - Dewey, Scott ; et al.	2005-12-29
Load following algorithm for a fuel cell based distributed generation system App 20050214602 - Sinha, Manish ; et al.	2005-09-29
Passive hydrogen vent for a fuel cell App 20050175873 - Edwards, Leroy M. ; et al.	2005-08-11
Addressing one MEA failure mode by controlling MEA catalyst layer overlap App 20050058870 - Healy, John P. ; et al.	2005-03-17

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