Inventor · disambiguated record
Chikara Aoshima
Also filed as: AOSHIMA CHIKARA
76 granted patents·1 pending application·1,215 citations·filing 1985–2018
99Inventor score
Top patents by PatentIndex Score
77 records- 0197US6800970B2Motor and optical apparatus using the sameCANON KK·Filed 2003·Granted Oct 5, 2004·64 cites·10 claims
- 0292US5097278ACamera using a film with a magnetic memoryCANON KK·Filed 1991·Granted Mar 17, 1992·39 cites·16 claims
- 0390US6591066B2Motor and photographing apparatusCANON KK·Filed 2002·Granted Jul 8, 2003·30 cites·19 claims
- 0490US5831356ACompact cylindrical stepping motor and advancing deviceCANON KK·Filed 1997·Granted Nov 3, 1998·74 cites·26 claims
- 0588US5245372ACamera using a film with a magnetic memory portion with a two-speed film transporting featureCANON KK·Filed 1992·Granted Sep 14, 1993·30 cites·18 claims
- 0687US6411003B1MotorCANON KK·Filed 2000·Granted Jun 25, 2002·32 cites·1 claims
- 0787US6255749B1MotorCANON KK·Filed 2000·Granted Jul 3, 2001·42 cites·12 claims
- 0887US5384506AStepper motorCANON KK·Filed 1993·Granted Jan 24, 1995·60 cites·11 claims
- 0985US5945753AMotorCANON KK·Filed 1998·Granted Aug 31, 1999·61 cites·26 claims
- 1084US5953550AShutter device of cameraCANON KK·Filed 1997·Granted Sep 14, 1999·18 cites·12 claims
- 1183US9553535B2Motor driving apparatusCANON KK·Filed 2013·Granted Jan 24, 2017·5 cites·6 claims
- 1283US6269226B1Shutter device of cameraCANON KK·Filed 1999·Granted Jul 31, 2001·16 cites·6 claims
- 1383US4731629AControl device for exposure-with-zooming photographyCANON KK·Filed 1986·Granted Mar 15, 1988·46 cites·20 claims
- 1482US6631014B1Image reading apparatusCANON KK·Filed 2000·Granted Oct 7, 2003·23 cites·2 claims
- 1582US6172440B1MotorCANON KK·Filed 1999·Granted Jan 9, 2001·46 cites·11 claims
- 1682US5353078ACamera having a magnetic recording deviceCANON KK·Filed 1994·Granted Oct 4, 1994·21 cites·15 claims
- 1781US10503052B2Shutter apparatus, image pickup apparatus, and control method for the shutter apparatusCANON KK·Filed 2018·Granted Dec 10, 2019·3 cites·8 claims
- 1881US6559569B2Motor deviceCANON KK·Filed 2001·Granted May 6, 2003·24 cites·12 claims
- 1980US7173352B2Stepping motorCANON KK·Filed 2005·Granted Feb 6, 2007·10 cites·3 claims
- 2078US6710563B2Driving device, light amount controller and shutterCANON KK·Filed 2002·Granted Mar 23, 2004·23 cites·22 claims
- 2178US6081053AMotorCANON KK·Filed 1998·Granted Jun 27, 2000·47 cites·23 claims
- 2277US6713985B2Drive control apparatus for stepping motorCANON KK·Filed 2001·Granted Mar 30, 2004·21 cites·18 claims
- 2375US6844643B2Motor deviceCANON KK·Filed 2002·Granted Jan 18, 2005·17 cites·16 claims
- 2475US4777508AExposure control device for camera of variable focal length typeCANON KK·Filed 1986·Granted Oct 11, 1988·14 cites·11 claims
- 2574US6798093B2Dual coil permanent magnet motor having inner annular memberCANON KK·Filed 2001·Granted Sep 28, 2004·16 cites·19 claims
- 2674US5136318ACamera using film having magnetic storage partCANON KK·Filed 1991·Granted Aug 4, 1992·15 cites·65 claims
- 2773US5970268AShutter device of camera having a light blocking member with a variable starting positionCANON KK·Filed 1996·Granted Oct 19, 1999·12 cites·12 claims
- 2872US8659671B2Optical apparatus having a recording mode for recording a motion picture and a different recording mode for recording a still pictureKIYAMURA KOUSUKE·Filed 2011·Granted Feb 25, 2014·2 cites·4 claims
- 2972US7934877B2Diaphragm blade, method of manufacturing the same, and light quantity controller having the sameCANON KK·Filed 2008·Granted May 3, 2011·1 cites·13 claims
- 3072US6157107AMotor with magnetic stator poles inside and outside the rotor magnetCANON KK·Filed 1999·Granted Dec 5, 2000·35 cites·18 claims
- 3170US5925945ACompact motor with enhanced workabilityCANON KK·Filed 1997·Granted Jul 20, 1999·33 cites·12 claims
- 3269US8085311B2Optical apparatus with motor drive control selected based on rotor position sensor or determined time intervalKIYAMURA KOUSUKE·Filed 2009·Granted Dec 27, 2011·2 cites·3 claims
- 3369US6642687B2Stepping-motor driving device and lens driving device using the sameCANON KK·Filed 2001·Granted Nov 4, 2003·16 cites·27 claims
- 3469US5973425AMotorCANON KK·Filed 1998·Granted Oct 26, 1999·32 cites·16 claims
- 3568US7734167B2Focus controller, optical apparatus using the same, and control methodCANON KK·Filed 2008·Granted Jun 8, 2010·2 cites·6 claims
- 3668US6465916B2MotorCANON KK·Filed 1999·Granted Oct 15, 2002·30 cites·8 claims
- 3766US7881602B2Driving device, optical apparatus, and image pickup apparatusCANON KK·Filed 2008·Granted Feb 1, 2011·3 cites·6 claims
- 3866US6979918B2ActuatorCANON KK·Filed 2003·Granted Dec 27, 2005·14 cites·13 claims
- 3966US6464416B1Apparatus having carriage scanning mechanism, and recording apparatus, information recording/reproducing apparatus, information recording apparatus, information reproduction apparatus, information reading apparatus and information erasing apparatus, each provided with apparatus having carriage scanning mechanismCANON KK·Filed 2000·Granted Oct 15, 2002·10 cites·36 claims
- 4065US6897579B2MotorCANON KK·Filed 2002·Granted May 24, 2005·12 cites·11 claims
- 4165US6719463B2Drive apparatus, light quantity adjusting apparatus, and lens drive apparatusCANON KK·Filed 2003·Granted Apr 13, 2004·6 cites·11 claims
- 4264US6858959B2Motor and light amount adjusting apparatusCANON KK·Filed 2002·Granted Feb 22, 2005·11 cites·15 claims
- 4363US5563673ACameraCANON KK·Filed 1995·Granted Oct 8, 1996·7 cites·6 claims
- 4463US5172151AImage pickup apparatusCANON KK·Filed 1991·Granted Dec 15, 1992·25 cites·32 claims
- 4562US5969453AMotorCANON KK·Filed 1998·Granted Oct 19, 1999·25 cites·17 claims
- 4662US5481323ACamera using film with magnetic storage sectionCANON KK·Filed 1994·Granted Jan 2, 1996·9 cites·33 claims
- 4760US9188836B2Shutter device and image pickup apparatus including shutter deviceCANON KK·Filed 2014·Granted Nov 17, 2015·0 cites·14 claims
- 4859US7443061B2Driving deviceCANON KK·Filed 2006·Granted Oct 28, 2008·2 cites·6 claims
- 4959US6046517AElectric motorCANON KK·Filed 1998·Granted Apr 4, 2000·23 cites·11 claims
- 5058US8278851B2Drive apparatus having a stepping motorKIYAMURA KOUSUKE·Filed 2009·Granted Oct 2, 2012·3 cites·2 claims
Showing the top 50 of 77 patent records by PatentIndex Score.
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