Inventor
ERDMAN WILLIAM L
US23 patents
⚠️ This page may combine multiple inventors who share the name “ERDMAN WILLIAM L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KENETECH WINDPOWER INC
5 patentsUS5585708ADec 17, 1996
Four quadrant motor controller minimizing distortion index
KENETECH WINDPOWER INC148 citations97
US5579217ANov 26, 1996
Laminated bus assembly and coupling apparatus for a high power electrical switching converter
KENETECH WINDPOWER INC144 citations97
US5369353ANov 29, 1994
Controlled electrical energy storage apparatus for utility grids
KENETECH WINDPOWER INC139 citations97
US5365424ANov 15, 1994
High power laminated bus assembly for an electrical switching converter
KENETECH WINDPOWER INC116 citations97
US5526252AJun 11, 1996
Utility current feedback filter with pulse-width modulated power converter
KENETECH WINDPOWER INC100 citations96
US WINDPOWER
4 patentsUS5225712AJul 6, 1993
Variable speed wind turbine with reduced power fluctuation and a static VAR mode of operation
US WINDPOWER554 citations99
US5172310ADec 15, 1992
Low impedance bus for power electronics
US WINDPOWER140 citations97
US5083039AJan 21, 1992
Variable speed wind turbine
US WINDPOWER527 citations97
US5187427AFeb 16, 1993
Static reactive power compensator
US WINDPOWER112 citations96
GEN ELECTRIC
4 patentsUS7095131B2Aug 22, 2006
Variable speed wind turbine generator
GEN ELECTRIC130 citations98
US6856039B2Feb 15, 2005
Variable speed wind turbine generator
GEN ELECTRIC142 citations98
US6847128B2Jan 25, 2005
Variable speed wind turbine generator
GEN ELECTRIC113 citations98
US6600240B2Jul 29, 2003
Variable speed wind turbine generator
GEN ELECTRIC114 citations98
ERDMAN WILLIAM L
3 patentsUS8625315B2Jan 7, 2014
Inverter modulator with variable switching frequency
ERDMAN WILLIAM L11 citations80
US8520417B2Aug 27, 2013
DC voltage regulator
ERDMAN WILLIAM L6 citations68
US9397583B2Jul 19, 2016
Inverter modulator with variable switching frequency responsive to a sensed parameter
ERDMAN WILLIAM L0 citations48