Inventor
PRESTON MARK A
US11 patents
⚠️ This page may combine multiple inventors who share the name “PRESTON MARK A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
10 patentsUS5578880ANov 26, 1996
Fault tolerant active magnetic bearing electric system
GEN ELECTRIC78 citations96
US5548172AAug 20, 1996
Permanent magnet line start motor having magnets outside the starting cage
GEN ELECTRIC61 citations96
US5140243AAug 18, 1992
Discrete position estimator for a switched reluctance machine using a flux-current map comparator
GEN ELECTRIC74 citations96
US5107195AApr 21, 1992
Rotor position estimator for a switched reluctance machine using a lumped parameter flux/current model
GEN ELECTRIC68 citations96
US5424595AJun 13, 1995
Integrated magnetic bearing/switched reluctance machine
GEN ELECTRIC56 citations94
US5525886AJun 11, 1996
Low speed position estimator for switched reluctance machine using flux/current model
GEN ELECTRIC50 citations92
US5300843AApr 5, 1994
Fault tolerant active magnetic bearing
GEN ELECTRIC29 citations92
US5300842AApr 5, 1994
Flux/current air gap estimation method for active magnetic bearings
GEN ELECTRIC23 citations92
US5300841AApr 5, 1994
Inductive air gap estimation method for active magnetic bearings
GEN ELECTRIC52 citations92
US5489844AFeb 6, 1996
Noise-cancelling quadrature magnetic position, speed and direction sensor
GEN ELECTRIC19 citations83