Inventor
KONRAD CHARLES E
23 patents
⚠️ This page may combine multiple inventors who share the name “KONRAD CHARLES E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
22 patentsUS5883489AMar 16, 1999
High speed deep well pump for residential use
GEN ELECTRIC184 citations99
US5376869ADec 27, 1994
Electric vehicle drive train with rollback detection and compensation
GEN ELECTRIC150 citations99
US5945802AAug 31, 1999
Ground fault detection and protection method for a variable speed ac electric motor
GEN ELECTRIC150 citations95
US4423362ADec 27, 1983
Electric vehicle current regulating system
GEN ELECTRIC120 citations95
US6254353B1Jul 3, 2001
Method and apparatus for controlling operation of a submersible pump
GEN ELECTRIC173 citations94
US5227703AJul 13, 1993
Protection system for alternating current, battery powered electric traction motor vehicle
GEN ELECTRIC108 citations94
US5369540ANov 29, 1994
Electric vehicle drive train with contactor protection
GEN ELECTRIC118 citations93
US4520299AMay 28, 1985
Turning speed controller for electric vehicles having dual drive motors
GEN ELECTRIC36 citations92
US4234840ANov 18, 1980
Battery state-of-charge indicator
GEN ELECTRIC47 citations92
US5486748AJan 23, 1996
Method and apparatus for improved efficiency in a pulse-width-modulated alternating current motor drive
GEN ELECTRIC37 citations91
US5403244AApr 4, 1995
Electric vehicle drive train with direct coupling transmission
GEN ELECTRIC73 citations91
US5287051AFeb 15, 1994
Method and apparatus for improved efficiency in a pulse-width-modulated alternating current motor drive
GEN ELECTRIC29 citations91
US4593380AJun 3, 1986
Dual function input/output for a programmable controller
GEN ELECTRIC47 citations91
US4764868AAug 16, 1988
Distributed input/output system
GEN ELECTRIC25 citations90
US4500818AFeb 19, 1985
Dual motor proportioning control
GEN ELECTRIC34 citations88
US4320334AMar 16, 1982
Battery state-of-charge indicator
GEN ELECTRIC24 citations82
US4449080AMay 15, 1984
Electric vehicle protection scheme
GEN ELECTRIC20 citations81
US4454503AJun 12, 1984
Transistor fault indicator
GEN ELECTRIC11 citations74
US4443744AApr 17, 1984
Method and apparatus for charge enhancement of a commutating capacitor
GEN ELECTRIC8 citations74
US4375603AMar 1, 1983
Shunt-wound control for on-road vehicle
GEN ELECTRIC12 citations74
US4468599AAug 28, 1984
Plug current regulator
GEN ELECTRIC18 citations69
US4427930AJan 24, 1984
Electric vehicle current regulator
GEN ELECTRIC13 citations69