Inventor
KNIGHTS SHANNA D
CA14 patents
⚠️ This page may combine multiple inventors who share the name “KNIGHTS SHANNA D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BALLARD POWER SYSTEMS
8 patentsUS6210820B1Apr 3, 2001
Method for operating fuel cells on impure fuels
BALLARD POWER SYSTEMS50 citations94
US6673480B1Jan 6, 2004
Sensor cell for an electrochemical fuel cell stack
BALLARD POWER SYSTEMS46 citations92
US6492043B1Dec 10, 2002
Method and apparatus for detecting a leak within a fuel cell
BALLARD POWER SYSTEMS41 citations90
US6517962B1Feb 11, 2003
Fuel cell anode structures for voltage reversal tolerance
BALLARD POWER SYSTEMS32 citations89
US7014935B2Mar 21, 2006
Solid polymer electrolyte fuel cell stack having specific corrosion resistant cells
BALLARD POWER SYSTEMS7 citations74
US6500572B2Dec 31, 2002
Method for operating fuel cells on impure fuels
BALLARD POWER SYSTEMS6 citations72
US6841285B2Jan 11, 2005
Impregnation of ion-exchange membranes to improve electrochemical fuel cell performance
BALLARD POWER SYSTEMS6 citations70
US7235315B2Jun 26, 2007
Electrochemical fuel cell stack having a plurality of integrated voltage reversal protection diodes
BALLARD POWER SYSTEMS3 citations59