Inventor · disambiguated record
Masae Sugawara
Also filed as: SUGAWARA MASAE
10 granted patents·146 citations·filing 2000–2008
90Inventor score
Top patents by PatentIndex Score
10 records- 0194US7122767B2Method for controlling power supply to fixing roller in image forming apparatusRICOH KK·Filed 2005·Granted Oct 17, 2006·25 cites·11 claims
- 0292US6753515B2Induction heating type fixing device for an image forming apparatus and induction heating coil thereforRICOH KK·Filed 2001·Granted Jun 22, 2004·38 cites·14 claims
- 0389US7135660B2Induction heating type fixing device for an image forming apparatus and induction heating coil thereforRICOH KK·Filed 2005·Granted Nov 14, 2006·9 cites·10 claims
- 0487US7855471B2Power supply device and image forming apparatusRICOH CO LTD·Filed 2008·Granted Dec 21, 2010·10 cites·12 claims
- 0580US6630651B2Induction 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
- 0677US6946629B2Induction heating type fixing device for an image forming apparatus and induction heating coil thereforTOHOKU RIKO KK·Filed 2004·Granted Sep 20, 2005·17 cites·25 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
- 0868US7496312B2Auxiliary power supply unit and image forming apparatusRICOH KK·Filed 2005·Granted Feb 24, 2009·4 cites·12 claims
- 0957US6806448B2Induction 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
- 1050US7884587B2Power supply device and image forming apparatusRICOH CO LTD·Filed 2008·Granted Feb 8, 2011·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →