Inventor
FOLEY ROBERT S
US14 patents
⚠️ This page may combine multiple inventors who share the name “FOLEY ROBERT S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GM GLOBAL TECH OPERATIONS INC
7 patentsUS7687174B2Mar 30, 2010
Optical fuel cell stack cell voltage monitor
GM GLOBAL TECH OPERATIONS INC8 citations83
US9068922B2Jun 30, 2015
Estimating coolant conductivity in a multi-voltage fuel cell system
GM GLOBAL TECH OPERATIONS INC4 citations71
US7935449B2May 3, 2011
PTC element as a self regulating start resistor for a fuel cell stack
GM GLOBAL TECH OPERATIONS INC2 citations61
US7968240B2Jun 28, 2011
System and method for shorting a fuel cell stack
GM GLOBAL TECH OPERATIONS INC2 citations60
US7421356B2Sep 2, 2008
Method and apparatus for measurement of fuel cell high frequency resistance in the presence of large undesirable signals
GM GLOBAL TECH OPERATIONS INC3 citations60
US9048475B2Jun 2, 2015
Method for the detection of fuel cell system short circuits
GM GLOBAL TECH OPERATIONS INC0 citations50
US8372553B2Feb 12, 2013
Fuel cell voltage unit for detecting a failed plate connection
GM GLOBAL TECH OPERATIONS INC1 citations48
GM GLOBAL TECH OPERATIONS LLC
3 patentsUS9880226B2Jan 30, 2018
Estimating coolant conductivity in a multi-voltage fuel cell system without disconnecting contactors
GM GLOBAL TECH OPERATIONS LLC2 citations71
US10763528B2Sep 1, 2020
Operation of a fuel cell stack to prevent low oxygen concentrations in a surrounding enclosed space
GM GLOBAL TECH OPERATIONS LLC0 citations48
US9434258B2Sep 6, 2016
Power converter with diagnostic unit power supply output
GM GLOBAL TECH OPERATIONS LLC1 citations45