Assignee
SUNDSTRAND CORP
US·1,369 granted patents·44,814 citations·filing 1971–1998
Top patents by PatentIndex Score
1,369 records- 0198US5708576AFault tolerant power converterSUNDSTRAND CORP·Filed 1996·Granted Jan 13, 1998·192 cites·12 claims
- 0298US5594322AStarter/generator system with variable-frequency exciter controlSUNDSTRAND CORP·Filed 1993·Granted Jan 14, 1997·233 cites·21 claims
- 0398US5581168AStarter/generator system with DC link current controlSUNDSTRAND CORP·Filed 1994·Granted Dec 3, 1996·129 cites·17 claims
- 0498US5384527ARotor position detector with back EMF voltage estimationSUNDSTRAND CORP·Filed 1993·Granted Jan 24, 1995·142 cites·36 claims
- 0598US5241861AMicromachined rate and acceleration sensorSUNDSTRAND CORP·Filed 1991·Granted Sep 7, 1993·164 cites·19 claims
- 0698US5015941APower conversion system with bi-directional power converter having prime mover start capabilitySUNDSTRAND CORP·Filed 1989·Granted May 14, 1991·126 cites·5 claims
- 0798US5013929APower conversion system having prime mover start capabilitySUNDSTRAND CORP·Filed 1989·Granted May 7, 1991·125 cites·9 claims
- 0898US4979362AAircraft engine starting and emergency power generating systemSUNDSTRAND CORP·Filed 1989·Granted Dec 25, 1990·291 cites·10 claims
- 0998US4736151ABi-directional buck/boost DC/DC converterSUNDSTRAND CORP·Filed 1986·Granted Apr 5, 1988·297 cites·7 claims
- 1098US4625160AVariable speed constant frequency generating systemSUNDSTRAND CORP·Filed 1984·Granted Nov 25, 1986·152 cites·19 claims
- 1198US4403292AControl for an electrical generating and distribution system, and method of operationSUNDSTRAND CORP·Filed 1980·Granted Sep 6, 1983·134 cites·9 claims
- 1298US4399886AControls for variable displacement motor and motorsSUNDSTRAND CORP·Filed 1980·Granted Aug 23, 1983·111 cites·24 claims
- 1397US5512811AStarter/generator system having multivoltage generation capabilitySUNDSTRAND CORP·Filed 1994·Granted Apr 30, 1996·201 cites·29 claims
- 1497US5493200AControl for a brushless generatorSUNDSTRAND CORP·Filed 1993·Granted Feb 20, 1996·188 cites·21 claims
- 1597US5461293ARotor position detectorSUNDSTRAND CORP·Filed 1993·Granted Oct 24, 1995·119 cites·12 claims
- 1697US5430362AEngine starting system utilizing multiple controlled acceleration ratesSUNDSTRAND CORP·Filed 1993·Granted Jul 4, 1995·198 cites·20 claims
- 1797US5331238AApparatus for containment and cooling of a core within a housingSUNDSTRAND CORP·Filed 1993·Granted Jul 19, 1994·169 cites·16 claims
- 1897US5240380AVariable speed control for centrifugal pumpsSUNDSTRAND CORP·Filed 1991·Granted Aug 31, 1993·216 cites·14 claims
- 1997US5088005ACold plate for cooling electronicsSUNDSTRAND CORP·Filed 1990·Granted Feb 11, 1992·200 cites·20 claims
- 2097US5068590ABrushless generator having AC excitation in generating and starting modesSUNDSTRAND CORP·Filed 1989·Granted Nov 26, 1991·135 cites·9 claims
- 2197US4956626AInductor transformer cooling apparatusSUNDSTRAND CORP·Filed 1989·Granted Sep 11, 1990·87 cites·10 claims
- 2297US4947100APower conversion system with stepped waveform inverter having prime mover start capabilitySUNDSTRAND CORP·Filed 1989·Granted Aug 7, 1990·98 cites·8 claims
- 2397US4908565APower generating systemSUNDSTRAND CORP·Filed 1987·Granted Mar 13, 1990·104 cites·64 claims
- 2497US4835448ABrushless DC motor torque controlSUNDSTRAND CORP·Filed 1987·Granted May 30, 1989·116 cites·17 claims
- 2597US4603594AFail safe actuatorSUNDSTRAND CORP·Filed 1984·Granted Aug 5, 1986·111 cites·14 claims
- 2697US4575318AUnloading of scroll compressorsSUNDSTRAND CORP·Filed 1984·Granted Mar 11, 1986·127 cites·2 claims
- 2797US4546293AMotor control for a brushless DC motorSUNDSTRAND CORP·Filed 1982·Granted Oct 8, 1985·107 cites·3 claims
- 2897US4030065ATerrain clearance warning system for aircraftSUNDSTRAND CORP·Filed 1976·Granted Jun 14, 1977·85 cites·51 claims
- 2996US5587647ADual output synchronous-induction starting/generating systemSUNDSTRAND CORP·Filed 1995·Granted Dec 24, 1996·141 cites·13 claims
- 3096US5582390ADrive apparatus with primary and secondary no-back featuresSUNDSTRAND CORP·Filed 1994·Granted Dec 10, 1996·67 cites·22 claims
- 3196US5281905AInduction machine based hybrid aircraft engine starting/generating power systemSUNDSTRAND CORP·Filed 1989·Granted Jan 25, 1994·85 cites·20 claims
- 3296US5097195AAC exciter for VSCF starter/generatorSUNDSTRAND CORP·Filed 1989·Granted Mar 17, 1992·109 cites·10 claims
- 3396US5055764ALow voltage aircraft engine starting systemSUNDSTRAND CORP·Filed 1989·Granted Oct 8, 1991·87 cites·4 claims
- 3496US4994700ADynamoelectric machine oil-cooled stator windingSUNDSTRAND CORP·Filed 1990·Granted Feb 19, 1991·157 cites·12 claims
- 3596US4937468AIsolation circuit for pulse waveformsSUNDSTRAND CORP·Filed 1989·Granted Jun 26, 1990·82 cites·6 claims
- 3696US4786852AInverter operated turbine engine starting systemSUNDSTRAND CORP·Filed 1988·Granted Nov 22, 1988·89 cites·3 claims
- 3796US4674351ACompliant gearSUNDSTRAND CORP·Filed 1985·Granted Jun 23, 1987·115 cites·19 claims
- 3896US4663581AVoltage regulated permanent magnet generator systemSUNDSTRAND CORP·Filed 1984·Granted May 5, 1987·68 cites·13 claims
- 3996US4550267ARedundant multiple channel electric motors and generatorsSUNDSTRAND CORP·Filed 1985·Granted Oct 29, 1985·99 cites·38 claims
- 4096US4494171AImpingement cooling apparatus for heat liberating deviceSUNDSTRAND CORP·Filed 1982·Granted Jan 15, 1985·170 cites·33 claims
- 4196US4481459ACombined starting/generating system and methodSUNDSTRAND CORP·Filed 1983·Granted Nov 6, 1984·95 cites·14 claims
- 4296US4370560ACompressor load control for an auxiliary power unitSUNDSTRAND CORP·Filed 1981·Granted Jan 25, 1983·85 cites·3 claims
- 4396US4330743AElectrical aircraft engine start and generating systemSUNDSTRAND CORP·Filed 1980·Granted May 18, 1982·92 cites·17 claims
- 4496US4319218ANegative climb after take-off warning system with configuration warning meansSUNDSTRAND CORP·Filed 1980·Granted Mar 9, 1982·72 cites·29 claims
- 4595US5495162APosition-and-velocity sensorless control for starter generator electrical system using generator back-EMF voltageSUNDSTRAND CORP·Filed 1993·Granted Feb 27, 1996·100 cites·28 claims
- 4695US5495163AControl for a brushless generator operable in generating and starting modesSUNDSTRAND CORP·Filed 1993·Granted Feb 27, 1996·87 cites·31 claims
- 4795US5245238AAxial gap dual permanent magnet generatorSUNDSTRAND CORP·Filed 1991·Granted Sep 14, 1993·154 cites·33 claims
- 4895US5174109AClutch to disconnect loads during turbine start-upSUNDSTRAND CORP·Filed 1990·Granted Dec 29, 1992·148 cites·26 claims
- 4995US5165279AMonolithic accelerometer with flexurally mounted force transducerSUNDSTRAND CORP·Filed 1989·Granted Nov 24, 1992·89 cites·9 claims
- 5095US5016707AMulti-pass crossflow jet impingement heat exchangerSUNDSTRAND CORP·Filed 1989·Granted May 21, 1991·91 cites·28 claims
Showing the top 50 of 1,369 patent records by PatentIndex Score.
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