Inventor · disambiguated record
Chuji Ishikawa
Also filed as: ISHIKAWA CHUJI
17 granted patents·390 citations·filing 1979–2006
95Inventor score
Files withRICOH KK17
Top patents by PatentIndex Score
17 records- 0192US5132740AWaste toner collecting device for an image recorderRICOH KK·Filed 1991·Granted Jul 21, 1992·50 cites·3 claims
- 0289US4258372ASmall clearance retention apparatusRICOH KK·Filed 1979·Granted Mar 24, 1981·28 cites·32 claims
- 0388US4628331AInk mist collection apparatus for ink jet printerRICOH KK·Filed 1981·Granted Dec 9, 1986·41 cites·10 claims
- 0486US4847631ACharge and deflection control type ink jet printerRICOH KK·Filed 1987·Granted Jul 11, 1989·45 cites·16 claims
- 0586US4800398AInk-jet printer with an encased printer head unitRICOH KK·Filed 1987·Granted Jan 24, 1989·40 cites·16 claims
- 0686US4502055AInk jet deaeration apparatusRICOH KK·Filed 1983·Granted Feb 26, 1985·34 cites·14 claims
- 0782US4520367AInk jet head assemblyRICOH KK·Filed 1984·Granted May 28, 1985·27 cites·7 claims
- 0875US4257054ARecording apparatusRICOH KK·Filed 1979·Granted Mar 17, 1981·15 cites·16 claims
- 0973US4739347AInk supply system for use in an ink-jet printerRICOH KK·Filed 1986·Granted Apr 19, 1988·20 cites·8 claims
- 1071US7040806B2Temperature detecting unit and fixing apparatusRICOH KK·Filed 2003·Granted May 9, 2006·13 cites·20 claims
- 1168US4672390AInk jet printer carriage assemblyRICOH KK·Filed 1986·Granted Jun 9, 1987·17 cites·12 claims
- 1267US7363859B2Temperature detecting unit with fixing apparatusRICOH KK·Filed 2006·Granted Apr 29, 2008·4 cites·6 claims
- 1367US4437101AInk jet printing apparatusRICOH KK·Filed 1982·Granted Mar 13, 1984·14 cites·32 claims
- 1462US6595907B1Heat roller for a fixing deviceRICOH KK·Filed 2000·Granted Jul 22, 2003·11 cites·19 claims
- 1560US4630814ASheet feed apparatus for printerRICOH KK·Filed 1984·Granted Dec 23, 1986·11 cites·15 claims
- 1659US4430658AApparatus for detecting deflection of a charged ink droplet.RICOH KK·Filed 1982·Granted Feb 7, 1984·10 cites·5 claims
- 1756US4611216ACharged ink particles detection housingRICOH KK·Filed 1985·Granted Sep 9, 1986·10 cites·10 claims
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