Assignee
SUPERIOR ELECTRIC CO
57 granted patents·1,313 citations·filing 1974–1989
Top patents by PatentIndex Score
57 records- 0194US4739201AMeans to reduce harmonic torque in electromagnetic machinesSUPERIOR ELECTRIC CO·Filed 1986·Granted Apr 19, 1988·96 cites·13 claims
- 0293US4868477AMethod and apparatus for controlling torque and torque ripple in a variable reluctance motorSUPERIOR ELECTRIC CO·Filed 1987·Granted Sep 19, 1989·101 cites·6 claims
- 0392US4048530AElectric motor with plastic encapsulated statorSUPERIOR ELECTRIC CO·Filed 1975·Granted Sep 13, 1977·69 cites·1 claims
- 0490US4990809AVariable reluctance motorSUPERIOR ELECTRIC CO·Filed 1987·Granted Feb 5, 1991·116 cites·13 claims
- 0590US4689023AProgrammable electrical connectorSUPERIOR ELECTRIC CO·Filed 1985·Granted Aug 25, 1987·123 cites·15 claims
- 0689US4558275ALine voltage monitor systemSUPERIOR ELECTRIC CO·Filed 1981·Granted Dec 10, 1985·65 cites·21 claims
- 0788US4406958AStepping motors with disc magnetSUPERIOR ELECTRIC CO·Filed 1981·Granted Sep 27, 1983·51 cites·14 claims
- 0885US4081736AOpen loop motor stabilization method and circuitSUPERIOR ELECTRIC CO·Filed 1976·Granted Mar 28, 1978·29 cites·22 claims
- 0984US4516048AStator with nonuniformly spaced teeth for rotating electromagnetic deviceSUPERIOR ELECTRIC CO·Filed 1983·Granted May 7, 1985·43 cites·16 claims
- 1081US4295083APulsed energy stepping motor power control unitSUPERIOR ELECTRIC CO·Filed 1979·Granted Oct 13, 1981·24 cites·26 claims
- 1181US3968416AMotor control for a stepping motorSUPERIOR ELECTRIC CO·Filed 1974·Granted Jul 6, 1976·25 cites·11 claims
- 1279US4866382AMagnetic rotary encoder system having a multi-element magnetoresistive sensorSUPERIOR ELECTRIC CO·Filed 1987·Granted Sep 12, 1989·33 cites·13 claims
- 1376US4127801APower chopper supply for a bifilar wound stepping motorSUPERIOR ELECTRIC CO·Filed 1977·Granted Nov 28, 1978·20 cites·10 claims
- 1476US4119901APulse to step motor stabilizing circuitSUPERIOR ELECTRIC CO·Filed 1975·Granted Oct 10, 1978·20 cites·19 claims
- 1575US4518907ADigital motor control method and meansSUPERIOR ELECTRIC CO·Filed 1983·Granted May 21, 1985·31 cites·6 claims
- 1668US4853631AMagnetoresistive sensor having inter-leaved magnetoresistive elements for detecting encoded magnetic informationSUPERIOR ELECTRIC CO·Filed 1987·Granted Aug 1, 1989·16 cites·6 claims
- 1766US4496923AElectrical device with improved heat dissipationSUPERIOR ELECTRIC CO·Filed 1982·Granted Jan 29, 1985·15 cites·2 claims
- 1865US4792709AWinding for operation of a three-phase stepping motor from a two-phase driveSUPERIOR ELECTRIC CO·Filed 1987·Granted Dec 20, 1988·24 cites·21 claims
- 1965US4763052AMethod and means for driving a brushless D.C. motorSUPERIOR ELECTRIC CO·Filed 1987·Granted Aug 9, 1988·25 cites·5 claims
- 2063US4794511AApparatus and method for generating two-phase signals for use with a resolver to digital converterSUPERIOR ELECTRIC CO·Filed 1988·Granted Dec 27, 1988·24 cites·2 claims
- 2163US4263547ATest probe and terminalSUPERIOR ELECTRIC CO·Filed 1978·Granted Apr 21, 1981·24 cites·8 claims
- 2263US3963971AVelocity change circuit for a digital motorSUPERIOR ELECTRIC CO·Filed 1974·Granted Jun 15, 1976·13 cites·14 claims
- 2362US4070608ATwo axes NC system with tool offsetSUPERIOR ELECTRIC CO·Filed 1975·Granted Jan 24, 1978·22 cites·21 claims
- 2460US4066944AMotion control system with incremental data commandsSUPERIOR ELECTRIC CO·Filed 1976·Granted Jan 3, 1978·15 cites·11 claims
- 2558US4733117AReluctance synchro/resolverSUPERIOR ELECTRIC CO·Filed 1987·Granted Mar 22, 1988·23 cites·1 claims
- 2658US4070592AThree step sequence motorSUPERIOR ELECTRIC CO·Filed 1976·Granted Jan 24, 1978·19 cites·11 claims
- 2757US4125801APresettable number to step motor control systemSUPERIOR ELECTRIC CO·Filed 1977·Granted Nov 14, 1978·13 cites·12 claims
- 2857US4034277APulse to step error sensing circuitSUPERIOR ELECTRIC CO·Filed 1975·Granted Jul 5, 1977·13 cites·6 claims
- 2957US3967179APower supply for a stepping motorSUPERIOR ELECTRIC CO·Filed 1974·Granted Jun 29, 1976·11 cites·9 claims
- 3056US4733113AWinding for operation of a three-phase stepping motor from a two-phase driveSUPERIOR ELECTRIC CO·Filed 1987·Granted Mar 22, 1988·18 cites·11 claims
- 3156US4319175AStabilized stepping-motor systemSUPERIOR ELECTRIC CO·Filed 1980·Granted Mar 9, 1982·12 cites·14 claims
- 3255US4260917AInterconnection for the windings and lead wires of a motorSUPERIOR ELECTRIC CO·Filed 1978·Granted Apr 7, 1981·17 cites·11 claims
- 3354US4075544ALinear velocity change stepping motor circuitSUPERIOR ELECTRIC CO·Filed 1976·Granted Feb 21, 1978·12 cites·22 claims
- 3453US4121144AStepping motor energizing circuit and method for minimizing step position errorSUPERIOR ELECTRIC CO·Filed 1977·Granted Oct 17, 1978·9 cites·10 claims
- 3552US3949285ATapered thread numerical control system for a latheSUPERIOR ELECTRIC CO·Filed 1974·Granted Apr 6, 1976·9 cites·4 claims
- 3651US4642494AMeans to improve performance of electric motorsSUPERIOR ELECTRIC CO·Filed 1985·Granted Feb 10, 1987·18 cites·5 claims
- 3748US4634948AStepping motor winding for bipolar driveSUPERIOR ELECTRIC CO·Filed 1985·Granted Jan 6, 1987·14 cites·8 claims
- 3845US4560970AVariable transformer with multi-layer coilSUPERIOR ELECTRIC CO·Filed 1984·Granted Dec 24, 1985·7 cites·3 claims
- 3945US4386288AStepping motors having detented winding and winding methodSUPERIOR ELECTRIC CO·Filed 1981·Granted May 31, 1983·16 cites·7 claims
- 4045US4349957AMethod of making a bobbin wound stepping motorSUPERIOR ELECTRIC CO·Filed 1980·Granted Sep 21, 1982·10 cites·22 claims
- 4143US4954740AStator winding for two-speed electrodynamic machines having fractional speed ratiosSUPERIOR ELECTRIC CO·Filed 1987·Granted Sep 4, 1990·12 cites·3 claims
- 4243US4153866APulse to step stepping motor control circuitSUPERIOR ELECTRIC CO·Filed 1977·Granted May 8, 1979·6 cites·10 claims
- 4342US4636662AMethod and means for increasing the frequency of update of direction information contained in two sine waves in quadratureSUPERIOR ELECTRIC CO·Filed 1984·Granted Jan 13, 1987·5 cites·6 claims
- 4442US4090120AMethod and means for controlling energization by commandsSUPERIOR ELECTRIC CO·Filed 1975·Granted May 16, 1978·7 cites·23 claims
- 4542US4016472ANon-linear velocity change circuit for consecutive length commanded digital motor meansSUPERIOR ELECTRIC CO·Filed 1975·Granted Apr 5, 1977·7 cites·8 claims
- 4636US4027222AManual control in a motion control systemSUPERIOR ELECTRIC CO·Filed 1975·Granted May 31, 1977·4 cites·15 claims
- 4735US4000451AMotion control system and method for length coded sequential commandsSUPERIOR ELECTRIC CO·Filed 1974·Granted Dec 28, 1976·2 cites·33 claims
- 4832US5032816ALongitudinally contoured conductor for inductive electrical devicesSUPERIOR ELECTRIC CO·Filed 1989·Granted Jul 16, 1991·3 cites·4 claims
- 4932US4761578AMethod and means for operating brushless DC motor with reversible DC powerSUPERIOR ELECTRIC CO·Filed 1987·Granted Aug 2, 1988·3 cites·4 claims
- 5032US4577146AVariable autotransformer having an indexed stepping brushSUPERIOR ELECTRIC CO·Filed 1984·Granted Mar 18, 1986·2 cites·3 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when SUPERIOR ELECTRIC CO files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →