Inventor · disambiguated record
Masaki Ohtsuka
Also filed as: OHTSUKA MASAKI
31 granted patents·7 pending applications·121 citations·filing 2001–2019
96Inventor score
Top patents by PatentIndex Score
38 records- 0189US10544797B2Propeller fan, fluid feeder, electric fan, and molding dieSHARP KK·Filed 2017·Granted Jan 28, 2020·5 cites·20 claims
- 0289US9816521B2Propeller fan, fluid feeder, and molding dieSHARP KK·Filed 2013·Granted Nov 14, 2017·9 cites·20 claims
- 0388US9726190B2Propeller fan, fluid feeder, electric fan, and molding dieSHARP KK·Filed 2013·Granted Aug 8, 2017·8 cites·19 claims
- 0488US8826970B2Heat exchanger and heat exchanging systemSHIRAICHI YUKISHIGE·Filed 2009·Granted Sep 9, 2014·12 cites·16 claims
- 0584US10487846B2Propeller fan, fluid feeder, and molding dieSHARP KK·Filed 2017·Granted Nov 26, 2019·3 cites·19 claims
- 0683US9869324B2Fan, molding die, and fluid feederSHARP KK·Filed 2015·Granted Jan 16, 2018·2 cites·8 claims
- 0781US9206815B2Fan, molding die, and fluid feederSHIRAICHI YUKISHIGE·Filed 2011·Granted Dec 8, 2015·6 cites·13 claims
- 0878US9347461B2Cross-flow fan, molding die, and fluid feederSHIRAICHI YUKISHIGE·Filed 2010·Granted May 24, 2016·5 cites·7 claims
- 0976US9127681B2Cross-flow fan, molding die, and fluid feederOHTSUKA MASAKI·Filed 2010·Granted Sep 8, 2015·4 cites·12 claims
- 1075US9382913B2Fan, molding die, and fluid feederSHIRAICHI YUKISHIGE·Filed 2011·Granted Jul 5, 2016·4 cites·12 claims
- 1171US8926165B2Agitation mixing apparatusOHTSUKA MASAKI·Filed 2009·Granted Jan 6, 2015·5 cites·5 claims
- 1268US9061084B2Fine particle diffusion deviceOHTSUKA MASAKI·Filed 2009·Granted Jun 23, 2015·3 cites·7 claims
- 1366US9885364B2Fan, molding die, and fluid feederSHARP KK·Filed 2015·Granted Feb 6, 2018·1 cites·9 claims
- 1464US9466284B2Operational noise control method for air conditionerTAKEDA YASUKATA·Filed 2010·Granted Oct 11, 2016·2 cites·22 claims
- 1563US10219650B2Stirring member, rotor, and rice cookerSHARP KK·Filed 2013·Granted Mar 5, 2019·1 cites·17 claims
- 1663US6745589B2Single-package air conditionerSHARP KK·Filed 2002·Granted Jun 8, 2004·16 cites·14 claims
- 1759US9388823B2Centrifugal fan, molding die, and fluid feederOHTSUKA MASAKI·Filed 2010·Granted Jul 12, 2016·1 cites·9 claims
- 1857US9318091B2Air conditionerTAKEDA YASUKATA·Filed 2010·Granted Apr 19, 2016·2 cites·6 claims
- 1957US2011167859A1Air conditionerSHIRAICHI YUKISHIGE·Filed 2009·Application pending·0 cites
- 2056US7296510B2Cooking deviceSHARP KK·Filed 2002·Granted Nov 20, 2007·6 cites·6 claims
- 2154US6688848B2Propeller fan, molding die for propeller fan, and fluid feeding deviceSHARP KK·Filed 2001·Granted Feb 10, 2004·8 cites·45 claims
- 2253USD667104SCross-flow fanSHIRAICHI YUKISHIGE·Filed 2010·Granted Sep 11, 2012·8 cites·1 claims
- 2352US2010186357A1Air cleanerTAKEDA YASUKATA·Filed 2007·Application pending·0 cites
- 2450US9682165B2Fine particle diffusion deviceSHARP KK·Filed 2014·Granted Jun 20, 2017·0 cites·18 claims
- 2550US2021022355A1Frozen sushi setSHARP KK·Filed 2019·Application pending·0 cites
- 2648US9175899B2Air conditionerTAKAHASHI MASAYA·Filed 2011·Granted Nov 3, 2015·0 cites·4 claims
- 2748US2011200445A1Propeller fan, fluid feeder and molding dieTAKEDA YASUKATA·Filed 2008·Application pending·0 cites
- 2847US7718136B2Fine particle diffuser and refrigerator with the sameSHARP KK·Filed 2004·Granted May 18, 2010·2 cites·15 claims
- 2947US7687036B2Ion diffusingSHARP KK·Filed 2004·Granted Mar 30, 2010·2 cites·17 claims
- 3045US7606669B2Method for predicting concentration distribution of microparticles, device for analysis, program product for predicting concentration distribution of microparticles, building and device for diffusing microparticles designed by using the method for predictionSHARP KK·Filed 2005·Granted Oct 20, 2009·0 cites·22 claims
- 3144US9382912B2Fan, molding die, and fluid feederSHIRAICHI YUKISHIGE·Filed 2011·Granted Jul 5, 2016·0 cites·9 claims
- 3244US2012282117A1Air blowing fan, circulator, micro-particle diffusion device, and air circulation methodTAKAHASHI MASAYA·Filed 2010·Application pending·0 cites
- 3343US2015016088A1Lighting deviceSHARP KK·Filed 2013·Application pending·0 cites
- 3443US2007107712A1Heating cookerSHARP KK·Filed 2004·Application pending·0 cites
- 3542USD667103SCross-flow fanSHIRAICHI YUKISHIGE·Filed 2010·Granted Sep 11, 2012·4 cites·1 claims
- 3636US9771947B2Cross-flow fan, molding die, and fluid feederSHIRAICHI YUKISHIGE·Filed 2012·Granted Sep 26, 2017·0 cites·6 claims
- 3733USD674079SCross-flow fanSHARP KK·Filed 2010·Granted Jan 8, 2013·1 cites·1 claims
- 3833USD674080SCross-flow fanSHARP KK·Filed 2010·Granted Jan 8, 2013·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →