Inventor · disambiguated record
Masao Mizumaki
Also filed as: MIZUMAKI MASAO
15 granted patents·87 citations·filing 1998–2013
91Inventor score
Top patents by PatentIndex Score
15 records- 0185US6006041ADisplay deviceCANON KK·Filed 1998·Granted Dec 21, 1999·24 cites·20 claims
- 0281US7122920B2Motor and optical apparatusCANON KK·Filed 2005·Granted Oct 17, 2006·12 cites·12 claims
- 0378US6710563B2Driving device, light amount controller and shutterCANON KK·Filed 2002·Granted Mar 23, 2004·23 cites·22 claims
- 0466US7183676B2Stepping motorCANON KK·Filed 2005·Granted Feb 27, 2007·4 cites·5 claims
- 0565US9136750B2Motor capable of adjusting phase difference between output signalsMIZUMAKI MASAO·Filed 2012·Granted Sep 15, 2015·2 cites·8 claims
- 0663US7907321B2Light-amount adjusting apparatus, optical apparatus, and method for manufacturing the light-amount adjusting apparatusCANON KK·Filed 2008·Granted Mar 15, 2011·6 cites·5 claims
- 0760US6727672B2Driving device and light amount controllerCANON KK·Filed 2002·Granted Apr 27, 2004·5 cites·18 claims
- 0857US7781924B2Electromagnetic driving apparatusCANON KK·Filed 2006·Granted Aug 24, 2010·2 cites·6 claims
- 0955US8184354B2Light-amount adjusting apparatus, optical apparatus, and method for manufacturing the light-amount adjusting apparatusMIZUMAKI MASAO·Filed 2011·Granted May 22, 2012·2 cites·8 claims
- 1055US8035327B2Motor drive unit and optical apparatusCANON KK·Filed 2009·Granted Oct 11, 2011·3 cites·7 claims
- 1154US7843093B2Driving deviceCANON KK·Filed 2006·Granted Nov 30, 2010·1 cites·3 claims
- 1253US7304408B2Driving apparatus and light amount adjustment apparatusCANON KK·Filed 2005·Granted Dec 4, 2007·1 cites·6 claims
- 1348US8696222B2Image-pickup apparatusCANON KK·Filed 2013·Granted Apr 15, 2014·0 cites·6 claims
- 1448US7352089B2Driving apparatusCANON KK·Filed 2006·Granted Apr 1, 2008·0 cites·10 claims
- 1541US7164215B2MotorCANON KK·Filed 2004·Granted Jan 16, 2007·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →