Inventor · disambiguated record
Koichi Noguchi
Also filed as: HIBI KUNIO · NOGUCHI KOICHI
28 granted patents·3 pending applications·960 citations·filing 1974–2023
97Inventor score
Top patents by PatentIndex Score
31 records- 0197US5208612AImage recording apparatus constituting of selectable unitsRICOH KK·Filed 1990·Granted May 4, 1993·95 cites·14 claims
- 0296US4009957ACopy paper feed systemRICOH KK·Filed 1974·Granted Mar 1, 1977·47 cites·9 claims
- 0393US4316125APower supply for a flash tubeRICOH KK·Filed 1979·Granted Feb 16, 1982·59 cites·6 claims
- 0492US5826330AMethod of manufacturing multilayer printed wiring boardHITACHI AIC INC·Filed 1996·Granted Oct 27, 1998·181 cites·8 claims
- 0592US5440373AColor image forming apparatusRICOH KK·Filed 1994·Granted Aug 8, 1995·51 cites·11 claims
- 0690US3948510ASheet jam detector for electrophotographic copying machineRICOH KK·Filed 1974·Granted Apr 6, 1976·29 cites·11 claims
- 0787US7361700B2Method for producing colorant excellent in color developmentTAISEI CHEMICAL IND LTD·Filed 2003·Granted Apr 22, 2008·37 cites·3 claims
- 0887US5515145AColor image forming apparatus having integral multiple length beltRICOH KK·Filed 1993·Granted May 7, 1996·36 cites·8 claims
- 0986US5892595AImage reading apparatus for correct positioning of color component values of each picture elementRICOH KK·Filed 1997·Granted Apr 6, 1999·106 cites·17 claims
- 1085US5014091APaper jogging and aligning apparatus with stapling capabilities for a copying machineRICOH KK·Filed 1989·Granted May 7, 1991·28 cites·4 claims
- 1182US4954849ACopying apparatus operable in a two-side copy modeRICOH KK·Filed 1989·Granted Sep 4, 1990·25 cites·2 claims
- 1276US6330050B1Image processing device for providing correction of a curvature distortion of a bound portion of a spread bookRICOH KK·Filed 1998·Granted Dec 11, 2001·57 cites·51 claims
- 1372US6122412AImage processing apparatus, method and computer program productRICOH KK·Filed 1999·Granted Sep 19, 2000·30 cites·5 claims
- 1468US4088092AToner density sensing apparatus for electrostatic copying machineRICOH KK·Filed 1977·Granted May 9, 1978·11 cites·15 claims
- 1564US6023537AImage reading apparatus using an image reading position error measuring deviceRICOH KK·Filed 1997·Granted Feb 8, 2000·29 cites·7 claims
- 1663US5949924AImage processing apparatus, method and computer program productRICOH KK·Filed 1996·Granted Sep 7, 1999·20 cites·29 claims
- 1762US4782367AExtra data adding unit for a copierRICOH KK·Filed 1987·Granted Nov 1, 1988·12 cites·10 claims
- 1861US5949922AImage reading apparatusRICOH KK·Filed 1997·Granted Sep 7, 1999·26 cites·7 claims
- 1958US6023538AImage processing apparatus, method and computer program productRICOH KK·Filed 1999·Granted Feb 8, 2000·15 cites·3 claims
- 2057US7580601B2Anamorphic aspherical beam focusing lensFUJINON CORP·Filed 2004·Granted Aug 25, 2009·5 cites·14 claims
- 2155US6078703AImage processing apparatus, method and computer program productRICOH KK·Filed 1999·Granted Jun 20, 2000·13 cites·4 claims
- 2255US2025382114A1Tin-plated steel sheet and canNIPPON STEEL CORP·Filed 2023·Application pending·0 cites
- 2354US7272717B2System of authentication, apparatus, program and methodTOSHIBA KK·Filed 2003·Granted Sep 18, 2007·4 cites·25 claims
- 2450US6569919B1Composition exhibiting reversible color change and exterior parts for clock using the sameSEIKO INSTR INC·Filed 1999·Granted May 27, 2003·14 cites·21 claims
- 2545US5280362ADigital copier for copying a bicolored document at the same speed as a monocolored documentRICOH KK·Filed 1992·Granted Jan 18, 1994·9 cites·5 claims
- 2645US2017165911A1Three dimensional modeling apparatusNABTESCO CORP·Filed 2016·Application pending·0 cites
- 2744US4186341AMagnetic developing agent level detection apparatus using an oscillator whose frequency is controlled by the levelRICOH KK·Filed 1978·Granted Jan 29, 1980·4 cites·10 claims
- 2842US2004029530A1Waterproof electroacoustic transducer and portable electronic device provided with the sameFiled 2003·Application pending·0 cites
- 2941US4089602AAutomatic shutdown system for electrophotographic apparatusRICOH KK·Filed 1976·Granted May 16, 1978·5 cites·3 claims
- 3040US5877866AColor image readout apparatusFiled 1997·Granted Mar 2, 1999·8 cites·3 claims
- 3135US5500738AElectrophotographic digital copier for providing bicolor copies by a single image transferRICOH KK·Filed 1995·Granted Mar 19, 1996·4 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →