Inventor · disambiguated record
Koji Suzuki
Also filed as: SUZUKI KOJI
386 granted patents·79 pending applications·6,543 citations·filing 1975–2025
99Inventor score
Top patents by PatentIndex Score
465 records- 0199US7104444B2Method and system to prevent fraudulent payment in credit/debit card transactions, and terminals thereforHITACHI LTD·Filed 2005·Granted Sep 12, 2006·170 cites·3 claims
- 0299US6913194B2Method and system to prevent fraudulent payment in credit/debit card transactions, and terminals thereforHITACHI LTD·Filed 2003·Granted Jul 5, 2005·214 cites·5 claims
- 0398US6612488B2Method and system to prevent fraudulent payment in credit/debit card transactions, and terminals thereforHITACHI LTD·Filed 2001·Granted Sep 2, 2003·522 cites·5 claims
- 0498US5394231AImage forming apparatus capable of forming an erasable imageRICOH KK·Filed 1993·Granted Feb 28, 1995·105 cites·10 claims
- 0597US5339141ADeveloping device with a developer carrier capable of forming numerous microfields thereonRICOH KK·Filed 1993·Granted Aug 16, 1994·97 cites·45 claims
- 0696US7315711B2Image forming apparatus, process cartridge and cleaningless systemRICOH KK·Filed 2005·Granted Jan 1, 2008·25 cites·53 claims
- 0796US6112046AImage forming apparatus having recycling of residual tonerRICOH KK·Filed 1998·Granted Aug 29, 2000·141 cites·67 claims
- 0896US5424814ADeveloping device with microfields formed on developer carrierRICOH KK·Filed 1992·Granted Jun 13, 1995·78 cites·26 claims
- 0996USD291196SCombined tape recorder and audio mixerTEAC CORP·Filed 1985·Granted Aug 4, 1987·49 cites·1 claims
- 1095US8814255B2Vehicle floor structureTEIJIN LTD·Filed 2013·Granted Aug 26, 2014·38 cites·11 claims
- 1195US7273688B2Image forming method and image forming apparatus for sameRICOH KK·Filed 2006·Granted Sep 25, 2007·15 cites·8 claims
- 1295US5721601ADisplay units having two insolating films and a planarizing film and process for producing the sameSANYO ELECTRIC CO·Filed 1995·Granted Feb 24, 1998·186 cites·26 claims
- 1395US5245391ADeveloping device having surface microfields for an image forming apparatusRICOH KK·Filed 1992·Granted Sep 14, 1993·64 cites·13 claims
- 1494US9132859B2Vehicle skeleton memberTEIJIN LTD·Filed 2013·Granted Sep 15, 2015·19 cites·6 claims
- 1594US7947366B2Adhesive sheet article3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted May 24, 2011·34 cites·20 claims
- 1693US9496795B2Switching power supply apparatusPANASONIC IP MAN CO LTD·Filed 2015·Granted Nov 15, 2016·13 cites·10 claims
- 1793US7400078B2Vibrating gyrosensorSONY CORP·Filed 2006·Granted Jul 15, 2008·16 cites·17 claims
- 1893US6887636B2Toner for two-component developer, image forming method and device for developing electrostatic latent imageRICOH KK·Filed 2002·Granted May 3, 2005·45 cites·38 claims
- 1993US6445124B1Field emission deviceTOSHIBA KK·Filed 2000·Granted Sep 3, 2002·49 cites·17 claims
- 2093US5741616AMethod of developing latent electrostatic images and developer-bearing memberRICOH KK·Filed 1994·Granted Apr 21, 1998·51 cites·12 claims
- 2193US5376998AImage formation apparatus including a plurality of development unit selectively driven by a common power sourceCANON KK·Filed 1992·Granted Dec 27, 1994·49 cites·17 claims
- 2293US5311263ADeveloping apparatus for image forming equipment using developer carrier for forming microfieldsRICOH KK·Filed 1992·Granted May 10, 1994·56 cites·2 claims
- 2393US4410258AAutomatic focus detecting device for cameraASAHI OPTICAL CO LTD·Filed 1981·Granted Oct 18, 1983·33 cites·18 claims
- 2492US11952239B2Sheet feeding device and image forming apparatusCANON KK·Filed 2021·Granted Apr 9, 2024·3 cites·9 claims
- 2592US7218879B2Image forming apparatus controlling polarity of residual toner and process cartridge for use in the sameRICOH KK·Filed 2004·Granted May 15, 2007·39 cites·14 claims
- 2692US6934484B2Image-forming apparatus and image-forming methodRICOH KK·Filed 2003·Granted Aug 23, 2005·40 cites·30 claims
- 2792US5220383ADeveloping device for an image forming apparatus having a large number of microfields formed on a developer carrierRICOH KK·Filed 1992·Granted Jun 15, 1993·50 cites·17 claims
- 2892US4367948ASurface potential electrometer and image forming apparatus using the sameCANON KK·Filed 1980·Granted Jan 11, 1983·33 cites·59 claims
- 2992US2025348019A1Image forming apparatus that cools an exposure deviceCANON KK·Filed 2025·Application pending·0 cites
- 3091US6898406B2Developing device having a developer forming a magnet brushRICOH KK·Filed 2003·Granted May 24, 2005·37 cites·42 claims
- 3191US6794675B1Organic electroluminescence display with improved contact characteristicsSANYO ELECTRIC CO·Filed 2000·Granted Sep 21, 2004·67 cites·23 claims
- 3290US9473505B1Management of third party access privileges to web servicesASANO SHOICHIRO·Filed 2014·Granted Oct 18, 2016·106 cites·14 claims
- 3390US8991900B2Vehicle skeleton memberTEIJIN LTD·Filed 2013·Granted Mar 31, 2015·28 cites·8 claims
- 3490US5474869AToner and method of developingRICOH KK·Filed 1994·Granted Dec 12, 1995·43 cites·4 claims
- 3590US5239344ADeveloping roller having insulating and conductive areasRICOH KK·Filed 1991·Granted Aug 24, 1993·44 cites·28 claims
- 3689US12393136B2Image forming apparatus that cools an exposure deviceCANON KK·Filed 2024·Granted Aug 19, 2025·0 cites·5 claims
- 3789US7360927B2Electronic apparatus and lighting deviceTOSHIBA LIGHTING & TECHNOLOGY·Filed 2005·Granted Apr 22, 2008·67 cites·9 claims
- 3889US6797634B2Method of conditioning an etching chamber and method of processing semiconductor substrate using the etching chamberKAWASAKI MICROELECTRONICS INC·Filed 2002·Granted Sep 28, 2004·44 cites·38 claims
- 3989US5812917ADeveloping apparatusRICOH KK·Filed 1997·Granted Sep 22, 1998·49 cites·15 claims
- 4089US5611655AVacuum process apparatus and vacuum processing methodTOKYO ELECTRON LTD·Filed 1996·Granted Mar 18, 1997·143 cites·13 claims
- 4188US8882183B2Vehicle body structureTEIJIN LTD·Filed 2013·Granted Nov 11, 2014·15 cites·12 claims
- 4288US7301428B2Printed circuit board transformerKEIHIN CORP·Filed 2006·Granted Nov 27, 2007·18 cites·7 claims
- 4388US5172169ADeveloper carrier of a developing device and a method of producing the sameRICOH KK·Filed 1991·Granted Dec 15, 1992·37 cites·53 claims
- 4488US4872958AIon exchange membrane for electrolysisASAHI GLASS CO LTD·Filed 1988·Granted Oct 10, 1989·56 cites·28 claims
- 4588US4564287AImage formation apparatus including means for detecting and controlling image formation conditionCANON KK·Filed 1984·Granted Jan 14, 1986·30 cites·22 claims
- 4687US8866665B2Obstacle detection apparatusSUZUKI KOJI·Filed 2010·Granted Oct 21, 2014·14 cites·4 claims
- 4787US7162187B2Image forming apparatus and image forming methodRICOH KK·Filed 2004·Granted Jan 9, 2007·25 cites·12 claims
- 4887US7125638B2Image forming method and image forming apparatus for sameRICOH KK·Filed 2004·Granted Oct 24, 2006·21 cites·31 claims
- 4987US5451713ADeveloping apparatus using a developer carrier capable of forming microfieldsRICOH KK·Filed 1994·Granted Sep 19, 1995·30 cites·27 claims
- 5087US5286918ADeveloping apparatus using a developer carrier capable of forming microfields on the surface thereofRICOH KK·Filed 1991·Granted Feb 15, 1994·36 cites·8 claims
Showing the top 50 of 465 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →