Inventor
GRAND KERRY E
US10 patents
⚠️ This page may combine multiple inventors who share the name “GRAND KERRY E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BALLARD POWER SYSTEMS
5 patentsUS7256566B2Aug 14, 2007
Method and apparatus for determining a maximum power point of photovoltaic cells
BALLARD POWER SYSTEMS390 citations98
US7158395B2Jan 2, 2007
Method and apparatus for tracking maximum power point for inverters, for example, in photovoltaic applications
BALLARD POWER SYSTEMS380 citations97
US7190145B2Mar 13, 2007
Method and apparatus for improving speed measurement quality in multi-pole machines
BALLARD POWER SYSTEMS20 citations92
US6815925B2Nov 9, 2004
Systems and methods for electric motor control
BALLARD POWER SYSTEMS34 citations92
US6900643B2May 31, 2005
Ride through in electronic power converters
BALLARD POWER SYSTEMS30 citations90
CONTINENTAL AUTOMOTIVE SYSTEMS
2 patentsUS7545659B2Jun 9, 2009
Method and apparatus for cycle error correction for a power converter device, such as an electronic power inverter
CONTINENTAL AUTOMOTIVE SYSTEMS2 citations61
US7362600B2Apr 22, 2008
Method and apparatus for cycle error correction for a power converter device, such as an electronic power inverter
CONTINENTAL AUTOMOTIVE SYSTEMS1 citations50