Inventor · disambiguated record
Akihito Uetake
Also filed as: UETAKE AKIHITO
18 granted patents·1,066 citations·filing 1992–2005
96Inventor score
Top patents by PatentIndex Score
18 records- 0197US6483270B1Method and device for controlling position sensorless motorSEIKO EPSON CORP·Filed 1999·Granted Nov 19, 2002·119 cites·22 claims
- 0296US6163148ASensor, drive force auxiliary device using the sensor, and torque sensor zero point adjusting mechanism of the drive force auxiliary deviceSEIKO EPSON CORP·Filed 1996·Granted Dec 19, 2000·129 cites·22 claims
- 0394US5827148AVariable speed drive unit for electric vehicle and variable speed driving methodSEIKO EPSON CORP·Filed 1997·Granted Oct 27, 1998·136 cites·2 claims
- 0491US6047460AMethod of producing a permanent magnet rotorSEIKO EPSON CORP·Filed 1997·Granted Apr 11, 2000·84 cites·2 claims
- 0589US5780983ABrushless DC motor drive apparatusSEIKO EPSON CORP·Filed 1996·Granted Jul 14, 1998·67 cites·24 claims
- 0688US7382688B2Ultrasonic transducer, ultrasonic speaker, and method of controlling the driving of ultrasonic transducerSEIKO EPSON CORP·Filed 2005·Granted Jun 3, 2008·18 cites·15 claims
- 0787US5703449AController for brushless DC motor without position sensorSEIKO EPSON CORP·Filed 1996·Granted Dec 30, 1997·62 cites·2 claims
- 0886US6154422APower-generating device, charging method and clocking deviceSEIKO EPSON CORP·Filed 1998·Granted Nov 28, 2000·78 cites·28 claims
- 0986US5844344ADC brushless motor having auxiliary salient polesSEIKO EPSON CORP·Filed 1996·Granted Dec 1, 1998·54 cites·2 claims
- 1085US6107761ADrive for electric vehicle and control method of the sameSEIKO EPSON CORP·Filed 1997·Granted Aug 22, 2000·74 cites·12 claims
- 1185US6034458ADC brushless motor having an interior permanent magnet rotor with optimal magnet thickness/air gap relationshipSEIKO EPSON CORP·Filed 1998·Granted Mar 7, 2000·53 cites·9 claims
- 1281US5518373ACompressor start-up controllerZEXEL CORP·Filed 1994·Granted May 21, 1996·42 cites·6 claims
- 1378US7909466B2Project equipped with ultrasonic speaker, and method for displaying sound reproduction range in projectorSEIKO EPSON CORP·Filed 2005·Granted Mar 22, 2011·8 cites·7 claims
- 1477US5931245ABattery control system for electric vehicleSEIKO EPSON CORP·Filed 1996·Granted Aug 3, 1999·90 cites·6 claims
- 1573US6952625B2Recycling job supporting system, recycling center equipment, information management center equipment, equipment program, and recycling job supporting methodSEIKO EPSON CORP·Filed 2003·Granted Oct 4, 2005·22 cites·11 claims
- 1661US5253481AControl unit for activating compressorZEXEL CORP·Filed 1992·Granted Oct 19, 1993·18 cites·8 claims
- 1752US8130973B2Superdirectional acoustic system and projectorUETAKE AKIHITO·Filed 2005·Granted Mar 6, 2012·1 cites·8 claims
- 1843US5703768AMotor control apparatusSEIKO EPSON CORP·Filed 1996·Granted Dec 30, 1997·11 cites·35 claims
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