RF

Robert S. Foley

General Motors: 12 patents #1,243 of 18,328Top 7%
NE Newport Electronics: 1 patents #4 of 8Top 50%
TC The University Of Chicago: 1 patents #530 of 1,377Top 40%
Xerox: 1 patents #5,237 of 8,622Top 65%
Overall (All Time): #319,750 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10763528 Operation of a fuel cell stack to prevent low oxygen concentrations in a surrounding enclosed space Jeffrey J. Gagliardo 2020-09-01
9880226 Estimating coolant conductivity in a multi-voltage fuel cell system without disconnecting contactors 2018-01-30
9434258 Power converter with diagnostic unit power supply output Joseph Berg, John W. Meyer, III, Wesley O. Hamilton 2016-09-06
9068922 Estimating coolant conductivity in a multi-voltage fuel cell system 2015-06-30
9048475 Method for the detection of fuel cell system short circuits 2015-06-02
8828616 Life extension of PEM fuel cell using startup method Clark G. Hochgraf, Paul Taichiang Yu, Frederick T. Wagner 2014-09-09
8450965 Stack-powered fuel cell monitoring device with prioritized arbitration David D. Rea, Michael F. Zawisa, Kenneth L. Kaye 2013-05-28
8372553 Fuel cell voltage unit for detecting a failed plate connection Hartmut Stengelin, Bernhard Baaser, Michael F. Zawisa 2013-02-12
7968240 System and method for shorting a fuel cell stack Clark G. Hochgraf, Matthew K. Hortop, Balasubramanian Lakshmanan 2011-06-28
7935449 PTC element as a self regulating start resistor for a fuel cell stack Benno Andreas-Schott, Glenn W. Skala, Jeffrey A. Rock, Balsu Lakshmanan, Michael Murphy 2011-05-03
7687174 Optical fuel cell stack cell voltage monitor Glenn W. Skala 2010-03-30
7421356 Method and apparatus for measurement of fuel cell high frequency resistance in the presence of large undesirable signals David D. Rea, Kenneth L. Kaye, Michael F. Zawisa, Clark G. Hochgraf 2008-09-02
6455166 Metallic substrates for high temperature superconductors Thomas G. Truchan, Dean J. Miller, Kenneth C. Goretta, Uthamalingam Balachandran 2002-09-24
6359266 Flicker free fuser control Daniel B. Little 2002-03-19
D351803 pH pen case design 1994-10-25