Inventor · disambiguated record
Akihiko Takeuchi
Also filed as: TAKEUCHI AKIHIKO
76 granted patents·1 pending application·2,143 citations·filing 1977–2014
99Inventor score
Files withCANON KK69NIPPON MUSICAL INSTRUMENTS MFG3NIPPON CHEMIPHAR CO2KIRIN BREWERY1TAKEUCHI AKIHIKO1
Top patents by PatentIndex Score
77 records- 0199US6775509B2Image heating apparatusCANON KK·Filed 2003·Granted Aug 10, 2004·179 cites·7 claims
- 0297US5438398AImage forming apparatus with intermediate transfer memberCANON KK·Filed 1994·Granted Aug 1, 1995·72 cites·43 claims
- 0397US5331385AFixing rotatable member having conductive parting layer and fixing apparatus using sameCANON KK·Filed 1991·Granted Jul 19, 1994·80 cites·8 claims
- 0495US5253022AImage forming apparatusCANON KK·Filed 1990·Granted Oct 12, 1993·62 cites·40 claims
- 0595US5202729ADeveloping apparatus having a coated developing rollerCANON KK·Filed 1991·Granted Apr 13, 1993·64 cites·23 claims
- 0695US5179397AImage forming apparatus with constant voltage and constant current controlCANON KK·Filed 1990·Granted Jan 12, 1993·65 cites·128 claims
- 0794US7260337B2Image forming apparatus with control of commercial and battery power supplies to fusing deviceCANON KK·Filed 2005·Granted Aug 21, 2007·18 cites·8 claims
- 0893US7254353B2Image forming apparatus and method of controlling commercial power supply to fusing meansCANON KK·Filed 2005·Granted Aug 7, 2007·19 cites·4 claims
- 0993US5235386ACharging device having charging member, process cartridge and image forming apparatusCANON KK·Filed 1992·Granted Aug 10, 1993·47 cites·20 claims
- 1092US5543904AFixating deviceCANON KK·Filed 1995·Granted Aug 6, 1996·59 cites·6 claims
- 1192US5177549AImage forming apparatus supplied with controllable bias voltageCANON KK·Filed 1991·Granted Jan 5, 1993·45 cites·8 claims
- 1291US5196885AImage forming apparatusCANON KK·Filed 1991·Granted Mar 23, 1993·42 cites·99 claims
- 1390US6473574B1Image forming apparatus with plural transfer means and selecting mechanism for selecting from among a plurality of image bearing membersCANON KK·Filed 2000·Granted Oct 29, 2002·36 cites·60 claims
- 1489US6473572B1Image forming apparatus having function for judging life of unit detachably mountable thereto, and unit detachably mountable to image forming apparatusCANON KK·Filed 2000·Granted Oct 29, 2002·31 cites·21 claims
- 1589US6427062B1Image forming apparatus with image transfer timing based on a detection imageCANON KK·Filed 2000·Granted Jul 30, 2002·33 cites·38 claims
- 1689US5153654AImage forming apparatus having transfer member for carrying transfer materialCANON KK·Filed 1991·Granted Oct 6, 1992·38 cites·11 claims
- 1789US4422749ADeveloping apparatusCANON KK·Filed 1981·Granted Dec 27, 1983·32 cites·28 claims
- 1888US6505027B2Image forming apparatus with toner having releasing agent in a binderCANON KK·Filed 2001·Granted Jan 7, 2003·29 cites·19 claims
- 1988US6417167B1Lyophilized compositions containing shingoglycolipid and process for preparing themKIRIN BREWERY·Filed 2001·Granted Jul 9, 2002·35 cites·12 claims
- 2088US5159393AImage forming apparatus having transfer device and image bearing member traveling at different speedsCANON KK·Filed 1990·Granted Oct 27, 1992·37 cites·30 claims
- 2187US6704537B2Induction heating type image heating apparatusCANON KK·Filed 2003·Granted Mar 9, 2004·26 cites·8 claims
- 2287US6347211B2Fixing apparatus preventing leakage of electric current from inner surface of fixing rollerCANON KK·Filed 1999·Granted Feb 12, 2002·34 cites·5 claims
- 2387US5521683AImage forming apparatus using constant voltage or constant current AC signal applied to developer bearing member, and control function in accordance with detected voltage or current of developer bearing memberCANON KK·Filed 1993·Granted May 28, 1996·33 cites·14 claims
- 2486US5809387AImage forming apparatus employing an intermediary transfer memberCANON KK·Filed 1997·Granted Sep 15, 1998·39 cites·17 claims
- 2585US6097919AImage forming apparatusCANON KK·Filed 1998·Granted Aug 1, 2000·37 cites·23 claims
- 2685US6088567AImage forming device with different fixing speedsCANON KK·Filed 1998·Granted Jul 11, 2000·38 cites·52 claims
- 2785US5223900ATransfer roller with a resistance determined in accordance with its peripheral speedCANON KK·Filed 1991·Granted Jun 29, 1993·30 cites·11 claims
- 2884US6671470B2Image heating apparatus that changes heat control amounts at different moving speedsCANON KK·Filed 2001·Granted Dec 30, 2003·22 cites·20 claims
- 2983US6005594AFixing apparatus having a fixing roller with a non-adhesive surface layerCANON KK·Filed 1995·Granted Dec 21, 1999·30 cites·30 claims
- 3083US4709250AImage forming apparatusCANON KK·Filed 1986·Granted Nov 24, 1987·42 cites·8 claims
- 3182US6151477AImage forming apparatus with movable member for receiving image transferred from image bearing memberCANON KK·Filed 1996·Granted Nov 21, 2000·32 cites·42 claims
- 3282US5899610AImage bearing belt and image forming apparatus using sameCANON KK·Filed 1996·Granted May 4, 1999·32 cites·34 claims
- 3382US5412455ACharging device, image forming apparatus and detachably mountable process cartridge having a constant voltage power source featureCANON KK·Filed 1993·Granted May 2, 1995·26 cites·13 claims
- 3482US4892023AElectronic keyboard percussion instrumentNIPPON MUSICAL INSTRUMENTS MFG·Filed 1989·Granted Jan 9, 1990·34 cites·16 claims
- 3581US6947699B2Image heating apparatus with projection extending in longitudinal direction of supporting memberCANON KK·Filed 2003·Granted Sep 20, 2005·19 cites·24 claims
- 3681US5715498AColor image forming apparatus and method for forming a color image corrected for aberration in registration of image stations for each colorCANON KK·Filed 1995·Granted Feb 3, 1998·75 cites·20 claims
- 3780US5321482AProcess cartridge and image forming apparatus including a lubricant provided on a cleaning member for cleaning an image bearing memberCANON KK·Filed 1992·Granted Jun 14, 1994·22 cites·33 claims
- 3879US6175702B1Color image forming apparatus which prevents the scatter of color characters and linesCANON KK·Filed 1998·Granted Jan 16, 2001·29 cites·43 claims
- 3979US4864419AImage processing apparatusCANON KK·Filed 1987·Granted Sep 5, 1989·36 cites·39 claims
- 4078US5946538AImage forming apparatusCANON KK·Filed 1997·Granted Aug 31, 1999·28 cites·14 claims
- 4176US6952548B2Charging apparatus with auxiliary member and image forming apparatus having the charging apparatusCANON KK·Filed 2003·Granted Oct 4, 2005·15 cites·38 claims
- 4276US4873428AImage processing apparatus using conversion meansCANON KK·Filed 1989·Granted Oct 10, 1989·29 cites·26 claims
- 4374US6937837B2Image heating apparatus having a limiting memberCANON KK·Filed 2002·Granted Aug 30, 2005·15 cites·17 claims
- 4474US6091913AImage forming apparatus for controlling transfer intensity by detecting toner test imagesCANON KK·Filed 1995·Granted Jul 18, 2000·20 cites·26 claims
- 4573US6925271B2Image forming apparatus and fixing apparatusCANON KK·Filed 2002·Granted Aug 2, 2005·13 cites·59 claims
- 4672US6108105ADot image output apparatusCANON KK·Filed 1995·Granted Aug 22, 2000·38 cites·36 claims
- 4772US5111509AElectric acoustic converterYAMAHA CORP·Filed 1988·Granted May 5, 1992·48 cites·15 claims
- 4871US5995793AImage forming apparatus and method for manufacturing intermediary transfer belt for image forming apparatusCANON KK·Filed 1997·Granted Nov 30, 1999·21 cites·60 claims
- 4966US4641158AElectrophotographic apparatusCANON KK·Filed 1985·Granted Feb 3, 1987·14 cites·26 claims
- 5065US7085524B2Image forming apparatusCANON KK·Filed 2003·Granted Aug 1, 2006·9 cites·14 claims
Showing the top 50 of 77 patent records by PatentIndex Score.
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