Inventor · disambiguated record
Akio Atsuta
Also filed as: ATSUTA AKIO
59 granted patents·5 pending applications·798 citations·filing 1988–2025
99Inventor score
Top patents by PatentIndex Score
64 records- 0189US5231325AVibration device for a vibration driven motorCANON KK·Filed 1991·Granted Jul 27, 1993·57 cites·16 claims
- 0288US8633632B2Vibration actuator and method for manufacturing the sameODA YUKI·Filed 2011·Granted Jan 21, 2014·6 cites·9 claims
- 0387US7348544B2Optical encoder with discontinuous optical gratingCANON KK·Filed 2005·Granted Mar 25, 2008·15 cites·6 claims
- 0486US7701116B2Motor driving method, program therefor, and motor driving apparatusCANON KK·Filed 2006·Granted Apr 20, 2010·15 cites·14 claims
- 0586US6975408B2Reflection scale and displacement measurement apparatus using the sameCANON KK·Filed 2002·Granted Dec 13, 2005·28 cites·28 claims
- 0685US7358865B2Optical encoder and apparatus using optical encoderCANON KK·Filed 2006·Granted Apr 15, 2008·12 cites·6 claims
- 0785US6100622ADriving apparatus of vibration type actuatorCANON KK·Filed 1998·Granted Aug 8, 2000·44 cites·33 claims
- 0882US7132647B2Optical encoderCANON KK·Filed 2005·Granted Nov 7, 2006·9 cites·2 claims
- 0982US7045770B2Sensor using roof mirror/roof prism array scale, and apparatus equipped with the sensorCANON KK·Filed 2005·Granted May 16, 2006·9 cites·5 claims
- 1082US6376965B1Driving device for vibration type actuatorCANON KK·Filed 2000·Granted Apr 23, 2002·25 cites·13 claims
- 1182US5300850AVibration wave motorCANON KK·Filed 1992·Granted Apr 5, 1994·38 cites·25 claims
- 1281US7026654B2Package for optical semiconductorCANON KK·Filed 2003·Granted Apr 11, 2006·31 cites·5 claims
- 1379US7317291B2Frequency control circuit, motor drive apparatus, frequency control method, control method of motor drive apparatus, and program allowing computer to execute control methodCANON KK·Filed 2006·Granted Jan 8, 2008·9 cites·9 claims
- 1479US7022974B2Sensor using roof mirror/roof prism array scale, and apparatus equipped with the sensorCANON KK·Filed 2003·Granted Apr 4, 2006·16 cites·3 claims
- 1579US6072267AVibration wave motorCANON KK·Filed 1997·Granted Jun 6, 2000·36 cites·7 claims
- 1679US5298829AVibration wave driven motorCANON KK·Filed 1991·Granted Mar 29, 1994·37 cites·17 claims
- 1778US10693394B2Driving apparatus of vibration-type actuator method of controlling driving vibration-type actuator and image pickup apparatusCANON KK·Filed 2017·Granted Jun 23, 2020·1 cites·38 claims
- 1878US6635977B2Control apparatus for vibration wave actuatorCANON KK·Filed 2001·Granted Oct 21, 2003·21 cites·13 claims
- 1977US5739621AVibration type motor deviceCANON KK·Filed 1995·Granted Apr 14, 1998·34 cites·12 claims
- 2077US5612598AVibration driven motorCANON KK·Filed 1992·Granted Mar 18, 1997·34 cites·25 claims
- 2176US9000691B2Method of controlling vibration motorATSUTA AKIO·Filed 2011·Granted Apr 7, 2015·4 cites·20 claims
- 2275US7622698B2Detection headCANON KK·Filed 2007·Granted Nov 24, 2009·6 cites·7 claims
- 2375US7282699B2Optical encoder for improved detection of the absolute position of an origin pointCANON KK·Filed 2006·Granted Oct 16, 2007·7 cites·4 claims
- 2474US9348150B2Correcting optical device and image pickup apparatusSHIHOH MAKOTO·Filed 2012·Granted May 24, 2016·3 cites·27 claims
- 2573US7385179B2Optical encoder for measuring displacementCANON KK·Filed 2006·Granted Jun 10, 2008·7 cites·3 claims
- 2672US5134333AVibration wave driven motorCANON KK·Filed 1991·Granted Jul 28, 1992·28 cites·18 claims
- 2771US4830498APosition detecting deviceCANON KK·Filed 1988·Granted May 16, 1989·23 cites·17 claims
- 2870US7184914B2Sensor signal processorCANON KK·Filed 2006·Granted Feb 27, 2007·4 cites·4 claims
- 2968US5920144AVibrating actuator deviceCANON KK·Filed 1995·Granted Jul 6, 1999·24 cites·11 claims
- 3067US6121714AVibration type motor deviceCANON KK·Filed 1997·Granted Sep 19, 2000·22 cites·22 claims
- 3166US6215224B1Control device for vibration type actuatorCANON KK·Filed 1998·Granted Apr 10, 2001·22 cites·28 claims
- 3265US11139758B2Vibration drive device capable of switching between frequency control and pulse width control, electronic apparatus, and method of controlling vibration actuatorCANON KK·Filed 2019·Granted Oct 5, 2021·0 cites·19 claims
- 3365US9823543B2Driver of vibrator, method of driving the same, lens driver, vibration device, and imaging deviceCANON KK·Filed 2014·Granted Nov 21, 2017·1 cites·21 claims
- 3464US11063205B2Vibration actuator and method for manufacturing the sameCANON KK·Filed 2017·Granted Jul 13, 2021·0 cites·29 claims
- 3564US6608426B2Driving device of a vibration type actuatorCANON KK·Filed 1999·Granted Aug 19, 2003·20 cites·19 claims
- 3664US5656881AVibration wave driven motorCANON KK·Filed 1994·Granted Aug 12, 1997·23 cites·63 claims
- 3763US7019281B2Rotation angle detection apparatus and rotary disk for sameCANON KK·Filed 2003·Granted Mar 28, 2006·7 cites·2 claims
- 3863US6133671AVibration type motor deviceCANON KK·Filed 1998·Granted Oct 17, 2000·20 cites·23 claims
- 3962US7019282B2Optical encoderCANON KK·Filed 2004·Granted Mar 28, 2006·8 cites·14 claims
- 4061US6177753B1Vibration wave motorCANON KK·Filed 1997·Granted Jan 23, 2001·19 cites·11 claims
- 4160US11664748B2Drive control device and drive control method that enable stable output to be obtained from vibration type actuator, vibration type drive device including vibration type actuator, and apparatusCANON KK·Filed 2021·Granted May 30, 2023·0 cites·20 claims
- 4260US5986385AVibration driven motor or actuatorCANON KK·Filed 1993·Granted Nov 16, 1999·19 cites·30 claims
- 4360US2024306510A1Control device for reducing a delay of the relative movement of the vibrating body and the contacting bodyCANON KK·Filed 2024·Application pending·0 cites
- 4458US11476779B2Drive control device, electronic equipment, drive control method, and computer readable mediumCANON KK·Filed 2020·Granted Oct 18, 2022·0 cites·25 claims
- 4557US7391011B2Optical encoder capable of detecting absolute positionCANON KK·Filed 2005·Granted Jun 24, 2008·2 cites·3 claims
- 4656US2014145649A1Driving apparatus of vibration-type actuator, method of controlling driving vibration-type actuator, and image pickup apparatusCANON KK·Filed 2013·Application pending·0 cites
- 4755US10580963B2Method for manufacturing a vibration actuatorCANON KK·Filed 2013·Granted Mar 3, 2020·0 cites·29 claims
- 4855US7732757B2Origin detection method for optical encoderCANON KK·Filed 2008·Granted Jun 8, 2010·1 cites·4 claims
- 4955US7425697B2Origin detection method for optical encoderCANON KK·Filed 2007·Granted Sep 16, 2008·1 cites·1 claims
- 5055US7332708B2Optical encoderCANON KK·Filed 2007·Granted Feb 19, 2008·1 cites·5 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →