Inventor · disambiguated record
Yohei Sakai
Also filed as: SAKAI YOHEI
15 granted patents·7 pending applications·186 citations·filing 2003–2024
91Inventor score
Top patents by PatentIndex Score
22 records- 0195US8142027B2Electronic device and method for controlling the sameSAKAI YOHEI·Filed 2008·Granted Mar 27, 2012·96 cites·10 claims
- 0293US10190689B2Seal ringNOK CORP·Filed 2016·Granted Jan 29, 2019·16 cites·8 claims
- 0392US10408349B2Seal ringNOK CORP·Filed 2016·Granted Sep 10, 2019·16 cites·3 claims
- 0492US7922335B2ProjectorSEIKO EPSON CORP·Filed 2008·Granted Apr 12, 2011·19 cites·5 claims
- 0589US7535711B2Wind velocity measuring device and electronic apparatusSEIKO EPSON CORP·Filed 2007·Granted May 19, 2009·19 cites·5 claims
- 0677US10262244B2Image evaluation methodPS SOLUTIONS CORP·Filed 2016·Granted Apr 16, 2019·8 cites·3 claims
- 0770US12479678B2Placement tray and recording deviceSEIKO EPSON CORP·Filed 2023·Granted Nov 25, 2025·0 cites·16 claims
- 0865US7922331B2Polarization conversion unit, polarization conversion device, and projectorSEIKO EPSON CORP·Filed 2008·Granted Apr 12, 2011·4 cites·8 claims
- 0960US2025108987A1Opening/closing member holding device, medium conveyance device, and recording deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1057US2024317518A1Medium transport device and recording deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1156US12041330B2Optical module for endoscope and endoscopeOLYMPUS CORP·Filed 2022·Granted Jul 16, 2024·0 cites·13 claims
- 1256US11644737B2Projector deviceSEIKO EPSON CORP·Filed 2022·Granted May 9, 2023·0 cites·8 claims
- 1356US2025059814A1Medium transport device and recording deviceSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1454US2024326493A1Electronic apparatus and cable protecting unitSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 1553USD607126SLamp for projectorSEIKO EPSON CORP·Filed 2009·Granted Dec 29, 2009·8 cites·1 claims
- 1649US9213224B2Projector having cooling device that supplies cooling air in two supply directionsKADOTANI NORIKAZU·Filed 2011·Granted Dec 15, 2015·0 cites·8 claims
- 1744US8870391B2ProjectorKADOTANI NORIKAZU·Filed 2011·Granted Oct 28, 2014·0 cites·7 claims
- 1844US8696139B2Projector having a plurality of cooling fansSAKAI YOHEI·Filed 2011·Granted Apr 15, 2014·0 cites·8 claims
- 1940US2004005114A1Electrostatic drive mirror apparatusOLYMPUS OPTICAL CO·Filed 2003·Application pending·0 cites
- 2037US2021349305A1Optical transducer for endoscope, image pickup apparatus for endoscope, and endoscopeOLYMPUS CORP·Filed 2021·Application pending·0 cites
- 2136US2016132136A1Digital penSEIKO EPSON CORP·Filed 2015·Application pending·0 cites
- 2235US9575398B2ProjectorSEIKO EPSON CORP·Filed 2015·Granted Feb 21, 2017·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →