Inventor · disambiguated record
Takashi Rokutanzono
Also filed as: ROKUTANZONO TAKASHI
9 granted patents·423 citations·filing 1988–2002
91Inventor score
Files withRICOH KK9
Top patents by PatentIndex Score
9 records- 0195US6558863B2Electrophotographic photoreceptor, electrophotographic image forming method and apparatus using the photoreceptorRICOH KK·Filed 2000·Granted May 6, 2003·59 cites·71 claims
- 0294US5008172AElectrophotographic photoconductorRICOH KK·Filed 1989·Granted Apr 16, 1991·52 cites·14 claims
- 0393US5578405AElectrophotographic photoconductor containing disazo and trisazo pigmentsRICOH KK·Filed 1994·Granted Nov 26, 1996·125 cites·55 claims
- 0492US5702855AElectrophotographic photoconductor containing a mixture of a phenol compound and an organic sulfur-containing compoundRICOH KK·Filed 1996·Granted Dec 30, 1997·55 cites·10 claims
- 0591US5147751AElectrophotographic photoconductor and electrophotographic copying process and apparatus using the photoconductorRICOH KK·Filed 1991·Granted Sep 15, 1992·47 cites·9 claims
- 0688US4957839AElectrophotographic photoconductor having a silicone resin charge retention layerRICOH KK·Filed 1988·Granted Sep 18, 1990·36 cites·11 claims
- 0784US5342718AElectrophotographic photoconductor with overlayer of polyol-curing polyurethane resinRICOH KK·Filed 1992·Granted Aug 30, 1994·32 cites·19 claims
- 0864US6300029B1Electrophotographic image forming process and electrophotographic photoconductorRICOH KK·Filed 2000·Granted Oct 9, 2001·9 cites·60 claims
- 0960US7408659B2Server computer, information terminal, printing system, remote printing method, recording medium, and computer data signal embeded in a carrier waveRICOH KK·Filed 2002·Granted Aug 5, 2008·8 cites·13 claims
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