Inventor · disambiguated record
Nobuyuki Koinuma
Also filed as: KOINUMA NOBUYUKI
23 granted patents·8 pending applications·323 citations·filing 1984–2011
95Inventor score
Top patents by PatentIndex Score
31 records- 0194US5270783AImage forming equipment having improved toner sensingRICOH KK·Filed 1992·Granted Dec 14, 1993·66 cites·9 claims
- 0294US5105284ADigital copier operable with external storing mediumRICOH KK·Filed 1989·Granted Apr 14, 1992·51 cites·5 claims
- 0391US5016114ADigital copier apparatus with external laser card storage medium and image compression variable with available memoryRICOH KK·Filed 1987·Granted May 14, 1991·73 cites·18 claims
- 0491US4975748AMethod of removing a film from an image carrierRICOH KK·Filed 1989·Granted Dec 4, 1990·40 cites·13 claims
- 0588US7817953B2Image recording medium, sheet feeding device, and image forming apparatusRICOH KK·Filed 2007·Granted Oct 19, 2010·11 cites·13 claims
- 0685US8320799B2Recycling image forming apparatusYOSHIDA RYUJI·Filed 2010·Granted Nov 27, 2012·4 cites·7 claims
- 0785US5003354AMethod of removing a film from an image carrier of an image forming apparatusRICOH KK·Filed 1989·Granted Mar 26, 1991·30 cites·17 claims
- 0878US8023877B2Image forming apparatus capable of forming glossy color imageRICOH CO LTD·Filed 2007·Granted Sep 20, 2011·5 cites·17 claims
- 0976US7869723B2Image forming apparatus capable of forming glossy color imageRICOH CO LTD·Filed 2007·Granted Jan 11, 2011·5 cites·10 claims
- 1075US8010005B2Image forming apparatusRICOH CO LTD·Filed 2009·Granted Aug 30, 2011·4 cites·19 claims
- 1172US7909081B2Sheet laminator, image forming apparatus, and sheet laminating methodRICOH CO LTD·Filed 2008·Granted Mar 22, 2011·1 cites·19 claims
- 1266US7997320B2Sheet cutter and image forming apparatus including the sheet cutterRICOH CO LTD·Filed 2008·Granted Aug 16, 2011·3 cites·19 claims
- 1366US7883089B2Image forming apparatusRICOH CO LTD·Filed 2007·Granted Feb 8, 2011·3 cites·7 claims
- 1463US7865121B2Image forming apparatus and recording mediumRICOH CO LTD·Filed 2007·Granted Jan 4, 2011·2 cites·9 claims
- 1563US4670322AMetal oxide magnetic substance and a magnetic film consisting thereof and their usesRICOH KK·Filed 1984·Granted Jun 2, 1987·11 cites·21 claims
- 1661US8180246B2Image forming apparatusKAWAHARA SHINICHI·Filed 2009·Granted May 15, 2012·2 cites·10 claims
- 1758US2008185091A1Sheet bonding machine, image forming apparatus including same, and sheet bonding methodRICOH KK·Filed 2008·Application pending·0 cites
- 1858US2009044915A1Sheet bonding machine, image forming apparatus including same, and sheet bonding methodRICOH KK·Filed 2008·Application pending·0 cites
- 1957US2008196832A1Sheet adhering apparatus and sheet adhering methodRICOH KK·Filed 2008·Application pending·0 cites
- 2054US4670323AMagneto-optic recording medium having a metal oxide recording layerRICOH KK·Filed 1984·Granted Jun 2, 1987·12 cites·21 claims
- 2147US8818255B2Image forming apparatus with fixing liquid applicatorYOSHIDA RYUJI·Filed 2011·Granted Aug 26, 2014·0 cites·12 claims
- 2247US7960084B2Method of preparing information recording mediumRICOH CO LTD·Filed 2007·Granted Jun 14, 2011·0 cites·2 claims
- 2343US8774694B2Image forming apparatus including sealed fixing liquid applying sectionYOSHIDA RYUJI·Filed 2011·Granted Jul 8, 2014·0 cites·14 claims
- 2442US8199381B2Pasting apparatus and image forming apparatusSUDO KAZUHISA·Filed 2008·Granted Jun 12, 2012·0 cites·19 claims
- 2540US8761651B2Image forming apparatusYOSHIDA RYUJI·Filed 2011·Granted Jun 24, 2014·0 cites·18 claims
- 2640US2008227019A1Method and apparatus for preparing image-printed mediumRICOH KK·Filed 2008·Application pending·0 cites
- 2740US2008135160A1Sheet processing method and image forming apparatusIWASAKI YUKIKO·Filed 2007·Application pending·0 cites
- 2839US2008025774A1Image forming method and apparatusISHIBASHI MIKIO·Filed 2007·Application pending·0 cites
- 2938US2008236736A1Image Forming Apparatus, Image Forming System, Paper Feeding Apparatus, Image Recording Medium, And Method Of Manufacturing Image Recording MediumNAKAMURA REKI·Filed 2007·Application pending·0 cites
- 3035US8909112B2Image forming apparatus having support members with predetermined electric potentialsTAKAHASHI TOMOKO·Filed 2010·Granted Dec 9, 2014·0 cites·8 claims
- 3133US2008019708A1Image recording medium and method and apparatus for producing the sameSAKAMAKI TAKASHI·Filed 2007·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Nobuyuki Koinuma files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →