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Thomas Weispfenning
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Ober-Ramstadt, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Feedforward control of the volume flow in a hydraulic system
Patent number
8,855,945
Issue date
Oct 7, 2014
GM Global Technology Operations LLC
Oliver Maier
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method to generate H2-exhaust sensor test pulse using electrically...
Patent number
8,852,824
Issue date
Oct 7, 2014
GM Global Technology Operations LLC
Thomas Weispfenning
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Redundant adaptive algorithm for electrical pressure regulated high...
Patent number
8,831,792
Issue date
Sep 9, 2014
GM Global Technology Operations LLC
Oliver Maier
G05 - CONTROLLING REGULATING
Information
Patent Grant
System and method for drying a fuel cell stack at system shutdown
Patent number
7,507,488
Issue date
Mar 24, 2009
General Motors Corporation
Jurgen Thyroff
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
METHOD TO GENERATE H2-EXHAUST SENSOR TEST PULSE USING ELECTRICALLY...
Publication number
20130122386
Publication date
May 16, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Thomas Weispfenning
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
REDUNDANT ADAPTIVE ALGORITHM FOR ELECTRICAL PRESSURE REGULATED HIGH...
Publication number
20130000742
Publication date
Jan 3, 2013
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Oliver Maier
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Balanced Humidity by Cross Coupling WVT and Stack Cathode Flow Paths
Publication number
20090117422
Publication date
May 7, 2009
GM Global Technology Operations, Inc.
Thomas Weispfenning
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LEAK DETECTION IN A FUEL CELL SYSTEM
Publication number
20080141760
Publication date
Jun 19, 2008
GM Global Technology Operations, Inc.
Jon R. Sienkowski
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Feedforward control of the volume flow in a hydraulic system
Publication number
20070065691
Publication date
Mar 22, 2007
Oliver Maier
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Coolant flow estimation by an electrical driven pump
Publication number
20070065690
Publication date
Mar 22, 2007
Sascha Schaefer
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Coolant flow estimation for the thermal loop of a fuel cell system...
Publication number
20070065695
Publication date
Mar 22, 2007
Oliver Maier
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
System and method for drying a fuel cell stack at system shutdown
Publication number
20060105209
Publication date
May 18, 2006
Jurgen Thyroff
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...