Inventor · disambiguated record
Hiroto Ohishi
Also filed as: OHISHI HIROTO
9 granted patents·1 pending application·130 citations·filing 2000–2007
89Inventor score
Top patents by PatentIndex Score
10 records- 0188US7269368B2Image forming apparatus for forming image with fixing member, power supply control method for controlling the image forming apparatus, and power supply control program for controlling the image forming apparatusRICOH KK·Filed 2005·Granted Sep 11, 2007·9 cites·17 claims
- 0285US7127189B2Heating unit, auxiliary power unit, fixing unit, and image forming apparatusRICOH KK·Filed 2004·Granted Oct 24, 2006·29 cites·36 claims
- 0381US7236714B2Power source control apparatus, and power source control methodRICOH KK·Filed 2005·Granted Jun 26, 2007·7 cites·14 claims
- 0480US6630651B2Induction heating device with a switching power source and image processing apparatus using the sameRICOH KK·Filed 2000·Granted Oct 7, 2003·21 cites·48 claims
- 0577US7693440B2Image forming apparatus for forming image with fixing device power supply control method for controlling the image forming apparatus and power supply control program for controlling the image forming apparatusRICOH KK·Filed 2007·Granted Apr 6, 2010·4 cites·17 claims
- 0677US6845018B2Power circuit and method for controlling drive and control voltages of an image formation apparatusRICOH KK·Filed 2003·Granted Jan 18, 2005·31 cites·13 claims
- 0775US6977362B2Induction heating device with a switching power source and image processing apparatus using the sameTOHOKU RIKO KK·Filed 2004·Granted Dec 20, 2005·15 cites·4 claims
- 0857US6806448B2Induction heating device with a switching power source and image processing apparatus using the sameRICOH KK·Filed 2003·Granted Oct 19, 2004·5 cites·22 claims
- 0954US6531689B2Fixing device using an inverter circuit for induction heatingRICOH KK·Filed 2001·Granted Mar 11, 2003·9 cites·4 claims
- 1035US2005189923A1Auxiliary power source device, fixing device, image forming apparatus and charge operation control methodFiled 2005·Application pending·0 cites
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