Inventor · disambiguated record
Yasuhiro Tabata
Also filed as: KANEKO TAMAKI · SATOMI TOYOKAZU · TABATA YASUHIRO · YANAGAWA NOBUYUKI
35 granted patents·4 pending applications·1,707 citations·filing 1976–2014
98Inventor score
Top patents by PatentIndex Score
39 records- 0199US4231561AAuto document feeder for use with duplex copying machineRICOH KK·Filed 1978·Granted Nov 4, 1980·89 cites·12 claims
- 0297US6658408B2Document information management systemRICOH KK·Filed 2002·Granted Dec 2, 2003·156 cites·66 claims
- 0397US4218128ADuplex copying machineRICOH KK·Filed 1978·Granted Aug 19, 1980·57 cites·14 claims
- 0496US6537324B1Generating and storing a link correlation table in hypertext documents at the time of storageRICOH KK·Filed 1998·Granted Mar 25, 2003·280 cites·25 claims
- 0595US6381593B1Document information management systemRICOH KK·Filed 1999·Granted Apr 30, 2002·180 cites·19 claims
- 0694US4272180AElectrostatic copying machineRICON CO LTD·Filed 1979·Granted Jun 9, 1981·54 cites·3 claims
- 0792US7363580B2Intermediate address table for converting position information to an address of a link structure correlated information file on a hypertext documentRICOH KK·Filed 2003·Granted Apr 22, 2008·72 cites·14 claims
- 0891US5602651AImage recording apparatusRICOH KK·Filed 1994·Granted Feb 11, 1997·41 cites·7 claims
- 0990US5678135AImage forming apparatus for a multiplex copying systemRICOH KK·Filed 1995·Granted Oct 14, 1997·52 cites·39 claims
- 1090US5604596ACopying apparatus having determination unit for special original and for controlling copying and marking based on determinationRICOH KK·Filed 1993·Granted Feb 18, 1997·102 cites·10 claims
- 1187US4187024AElectrostatic copying machineRICOH KK·Filed 1978·Granted Feb 5, 1980·21 cites·12 claims
- 1282US6910184B1Document information management systemRICOH KK·Filed 2000·Granted Jun 21, 2005·30 cites·31 claims
- 1382US5798844ADuplicator having function concerning specific mark put on recording sheet and image forming apparatus having function of processing confidential documentsRICOH KK·Filed 1994·Granted Aug 25, 1998·73 cites·15 claims
- 1482US4218130AMethod for controlling a copying apparatus adapted to print images on opposite surfaces of a copy sheetRICOH KK·Filed 1978·Granted Aug 19, 1980·20 cites·13 claims
- 1581US4110025ADuplex electrostatic copying machineRICOH KK·Filed 1976·Granted Aug 29, 1978·20 cites·8 claims
- 1680US6198542B1Network control method and systemRICOH KK·Filed 1997·Granted Mar 6, 2001·58 cites·17 claims
- 1779US4178093AOptomechanical scanning apparatus for copying machineRICOH KK·Filed 1977·Granted Dec 11, 1979·10 cites·14 claims
- 1877US5717843AImage recording apparatusRICOH KK·Filed 1995·Granted Feb 10, 1998·50 cites·20 claims
- 1976US6035308ASystem and method of managing document data with linking data recorded on paper mediaRICOH KK·Filed 1996·Granted Mar 7, 2000·75 cites·134 claims
- 2075US6356923B1Document information management systemRICOH KK·Filed 1998·Granted Mar 12, 2002·72 cites·22 claims
- 2173US5774232AImage recording apparatusRICOH KK·Filed 1995·Granted Jun 30, 1998·40 cites·18 claims
- 2273US4399431AAlarm or warning device for signaling left-behind master or originalRICOH KK·Filed 1981·Granted Aug 16, 1983·16 cites·5 claims
- 2372US5448346AImage recording apparatus and method including image size recognition and centering of the reproduced imageRICOH KK·Filed 1994·Granted Sep 5, 1995·18 cites·20 claims
- 2466US6014668ADocument information management system and method of generating a human-computer interactive document sheet allowing relevant information retrieval from a remote siteRICOH KK·Filed 1997·Granted Jan 11, 2000·50 cites·36 claims
- 2566US4142792AElectrophotographic apparatusRICOH KK·Filed 1977·Granted Mar 6, 1979·11 cites·13 claims
- 2665US8554786B2Document information management systemYANO TAKASHI·Filed 2006·Granted Oct 8, 2013·5 cites·30 claims
- 2763US4173410AMethod of duplex copyingRICOH KK·Filed 1978·Granted Nov 6, 1979·10 cites·8 claims
- 2861US4015892AOptical scanning system for slitwise exposureRICOH KK·Filed 1976·Granted Apr 5, 1977·5 cites·7 claims
- 2957US9111008B2Document information management systemRICOH CO LTD·Filed 2013·Granted Aug 18, 2015·0 cites·5 claims
- 3055US7512874B2Document information management systemRICOH KK·Filed 2004·Granted Mar 31, 2009·3 cites·15 claims
- 3155US2015178847A1Apparatus and method for patent portfolio managementTABATA YASUHIRO·Filed 2014·Application pending·0 cites
- 3253US4286865AElectrophotographic copying apparatus for the production of multiple copies from a single latent electrostatic imageRICOH KK·Filed 1979·Granted Sep 1, 1981·7 cites·15 claims
- 3345US7016058B1Network control method and systemRICOH KK·Filed 1999·Granted Mar 21, 2006·15 cites·24 claims
- 3445US5957381AFuel injection nozzleZEXEL CORP·Filed 1997·Granted Sep 28, 1999·12 cites·5 claims
- 3541US4332877AElectrophotographic copying methodRICOH KK·Filed 1979·Granted Jun 1, 1982·3 cites·3 claims
- 3634US2004059727A1Document information management systemFiled 2003·Application pending·0 cites
- 3732US2011231434A1Information management apparatusRICOH CO LTD·Filed 2011·Application pending·0 cites
- 3832US2011231433A1Management system, management method, and temporary storage document serverRICOH CO LTD·Filed 2011·Application pending·0 cites
- 3930US8826151B2Information processing apparatus and computer-readable medium for virtualizing an image processing apparatusTABATA YASUHIRO·Filed 2010·Granted Sep 2, 2014·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →