Inventor · disambiguated record
Katsuhiko Nishimura
Also filed as: NISHIMURA KATSUHIKO
30 granted patents·3 pending applications·674 citations·filing 1986–2019
98Inventor score
Files withCANON KK21ASAHI OPTICAL CO LTD4FURUKAWA ELECTRIC CO LTD23M INNOVATIVE PROPERTIES CO1CROSSMINDS CO LTD1
Top patents by PatentIndex Score
33 records- 0195US5202729ADeveloping apparatus having a coated developing rollerCANON KK·Filed 1991·Granted Apr 13, 1993·64 cites·23 claims
- 0294US4989044ADeveloping apparatus for developing electrostatic latent imagesCANON KK·Filed 1989·Granted Jan 29, 1991·52 cites·28 claims
- 0391US5177537ADeveloping apparatus with elastic regulating member urged to a developer carrying memberCANON KK·Filed 1990·Granted Jan 5, 1993·42 cites·17 claims
- 0490US5253024AFixing apparatus with rectifier elementCANON KK·Filed 1991·Granted Oct 12, 1993·41 cites·24 claims
- 0587US5732310AImage forming apparatus having cleaning device for cleaning intermediate transfer memberCANON KK·Filed 1996·Granted Mar 24, 1998·42 cites·29 claims
- 0687US5659857AImage forming methodCANON KK·Filed 1994·Granted Aug 19, 1997·35 cites·41 claims
- 0787US5521683AImage 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
- 0885US6131010ARotatable member having elastic layer and fixing apparatus having said rotatable memberCANON KK·Filed 1997·Granted Oct 10, 2000·39 cites·37 claims
- 0984US5185496AElectrostatic latent image device having a coating layer provided on a developer carrying memberCANON KK·Filed 1991·Granted Feb 9, 1993·29 cites·86 claims
- 1082US5701568AImage forming apparatus having dielectric constant relationship between image bearing member, intermediate transfer member and contact transfer deviceCANON KK·Filed 1996·Granted Dec 23, 1997·33 cites·10 claims
- 1181US8521071B2Developer bearing member, developing apparatus, and image forming apparatusNISHIMURA KATSUHIKO·Filed 2010·Granted Aug 27, 2013·4 cites·20 claims
- 1280US5809373AImage forming apparatus which back-transfers residual toner from an intermediate transfer member to a photosensitive drumCANON KK·Filed 1996·Granted Sep 15, 1998·30 cites·8 claims
- 1378US5493380AFixing device with means for limiting a distance between heating and pressing memberCANON KK·Filed 1994·Granted Feb 20, 1996·23 cites·10 claims
- 1474US7031020B1Image processing method, apparatus and controllerCANON KK·Filed 2000·Granted Apr 18, 2006·12 cites·5 claims
- 1571US5098842AMedium, apparatus and method for cell separationASAHI OPTICAL CO LTD·Filed 1988·Granted Mar 24, 1992·15 cites·2 claims
- 1671US4761366AMedium, apparatus and method for cell separationASAHI OPTICAL CO LTD·Filed 1986·Granted Aug 2, 1988·15 cites·3 claims
- 1770US5999763ASimultaneous cleaning of residual toner and toner image formationCANON KK·Filed 1998·Granted Dec 7, 1999·20 cites·14 claims
- 1868US5823807AConnector assembly with mechanism for confirmation of fitting of connector housing and method of attaching connector housingFURUKAWA ELECTRIC CO LTD·Filed 1996·Granted Oct 20, 1998·30 cites·11 claims
- 1966US5519471ADeveloper carrying member utilizing oscillating bias having constant-voltage-DC component and constant-current AC component, and developing apparatus and image forming apparatus using sameCANON KK·Filed 1993·Granted May 21, 1996·14 cites·15 claims
- 2063US6874777B2Sheet feed apparatus, sheet separating member, sheet feed assembly and sheet separating assembly3M INNOVATIVE PROPERTIES CO·Filed 2003·Granted Apr 5, 2005·7 cites·22 claims
- 2163US6374065B1Speed ratio between an image holding member and a developer carrier varies according to an image ratioCANON KK·Filed 2000·Granted Apr 16, 2002·8 cites·14 claims
- 2263US4959695AMethod and apparatus for forming a multicolor picture by electrophotographyASAHI OPTICAL CO LTD·Filed 1987·Granted Sep 25, 1990·15 cites·8 claims
- 2361US6430063B1Control switch for synchronous rectification circuit of DC-DC converterFUJITSU DENSO·Filed 2001·Granted Aug 6, 2002·16 cites·8 claims
- 2458US2022118791A1Image recording sheet, image-decorated body, and image-decorated body manufacturing methodCROSSMINDS CO LTD·Filed 2019·Application pending·0 cites
- 2556US6527484B2Helical tooth broachNACHI FUJIKOSHI CORP·Filed 2001·Granted Mar 4, 2003·10 cites·8 claims
- 2651US5600431AImage forming apparatus for forming color image with dry developerCANON KK·Filed 1994·Granted Feb 4, 1997·9 cites·13 claims
- 2750US5027745ADeveloping apparatus having developer carrying roller with carbon fibers in surface layerCANON KK·Filed 1989·Granted Jul 2, 1991·8 cites·20 claims
- 2846US6047149AImage forming apparatus having a rotatable first developing member, and a fixed second developing member having a housing partially covering the first developing memberCANON KK·Filed 1994·Granted Apr 4, 2000·7 cites·33 claims
- 2946US4857959AMethod and apparatus of charging for transfer in electrophotograph deviceASAHI OPTICAL CO LTD·Filed 1987·Granted Aug 15, 1989·7 cites·12 claims
- 3042US6111664AImage processing method, apparatus and controllerCANON KK·Filed 1997·Granted Aug 29, 2000·8 cites·22 claims
- 3137US2011177450A1Toner image fixing methodCANON KK·Filed 2011·Application pending·0 cites
- 3235US5259788AConnector for wiring in a vehicleFURUKAWA ELECTRIC CO LTD·Filed 1993·Granted Nov 9, 1993·6 cites·6 claims
- 3333US2012231390A1Method of fixing toner imageUEKAWA EIJI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →