Inventor · disambiguated record
Kenichi Mizuma
Also filed as: MIZUMA KENICHI
12 granted patents·416 citations·filing 1977–1997
93Inventor score
Files withRICOH KK12
Top patents by PatentIndex Score
12 records- 0197US4933727AColor recording apparatusRICOH KK·Filed 1989·Granted Jun 12, 1990·72 cites·9 claims
- 0295US5121170ADevice for transporting sheet members using an alternating voltageRICOH KK·Filed 1991·Granted Jun 9, 1992·72 cites·25 claims
- 0395US4426073AApparatus for aligning a paper sheet with a reference lineRICOH KK·Filed 1981·Granted Jan 17, 1984·53 cites·8 claims
- 0492US5160969AImage forming apparatus having a separate black developer stored for a color imageRICOH KK·Filed 1991·Granted Nov 3, 1992·52 cites·11 claims
- 0592US4247193AElectrostatic copying machine comprising jam sensorsRICOH KK·Filed 1979·Granted Jan 27, 1981·36 cites·5 claims
- 0678US4379549ASheet paper stacking apparatusRICOH KK·Filed 1981·Granted Apr 12, 1983·23 cites·13 claims
- 0775US4372547ASheet feed apparatusRICOH KK·Filed 1981·Granted Feb 8, 1983·21 cites·13 claims
- 0872US4456238ADuplex tray for duplex copying machine and the likeRICOH KK·Filed 1982·Granted Jun 26, 1984·17 cites·2 claims
- 0971US6057869AImage forming apparatus for fixing a toner image at a first speed or at a second speedRICOH KK·Filed 1997·Granted May 2, 2000·22 cites·10 claims
- 1066US5132733AImage forming apparatus having a plurality of developing unitRICOH KK·Filed 1990·Granted Jul 21, 1992·16 cites·3 claims
- 1158US6005673AFacsimile machine and facsimile communication systemRICOH KK·Filed 1996·Granted Dec 21, 1999·22 cites·43 claims
- 1257US4153242ASheet feed apparatusRICOH KK·Filed 1977·Granted May 8, 1979·10 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →