Inventor · disambiguated record
Naoto Takehana
Also filed as: TAKEHANA NAOTO
16 granted patents·4 pending applications·16 citations·filing 2011–2024
87Inventor score
Top patents by PatentIndex Score
20 records- 0188US12072615B2Projection optical apparatus that is removable installed in a light emitting apparatus and projectorSEIKO EPSON CORP·Filed 2021·Granted Aug 27, 2024·2 cites·10 claims
- 0285US10571784B2Projection optical device and projectorSEIKO EPSON CORP·Filed 2016·Granted Feb 25, 2020·5 cites·8 claims
- 0377US10146109B2Projection system and projectorSEIKO EPSON CORP·Filed 2016·Granted Dec 4, 2018·2 cites·16 claims
- 0475US10656505B2Optical projection device and projectorSEIKO EPSON CORP·Filed 2016·Granted May 19, 2020·2 cites·12 claims
- 0573US2024329505A1Projection optical apparatus and projectorSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 0672US9690176B2Projection optical apparatus and projectorSEIKO EPSON CORP·Filed 2016·Granted Jun 27, 2017·2 cites·12 claims
- 0770US10180560B2Optical projection device and projector that corrects the inclination of the movable lens frame with respect to the optical axisSEIKO EPSON CORP·Filed 2016·Granted Jan 15, 2019·2 cites·17 claims
- 0862US9667927B2ProjectorSEIKO EPSON CORP·Filed 2015·Granted May 30, 2017·1 cites·11 claims
- 0961US12313960B2Mounting member and projection optical apparatusSEIKO EPSON CORP·Filed 2021·Granted May 27, 2025·0 cites·11 claims
- 1061US11846868B2Projection apparatus with heat dissipationSEIKO EPSON CORP·Filed 2021·Granted Dec 19, 2023·0 cites·13 claims
- 1151US11921407B2Fixing device, projection optical device, and projectorSEIKO EPSON CORP·Filed 2022·Granted Mar 5, 2024·0 cites·14 claims
- 1249US10503057B2Projection lens and projectorSEIKO EPSON CORP·Filed 2019·Granted Dec 10, 2019·0 cites·20 claims
- 1348US9885943B2Projection lens and projectorSEIKO EPSON CORP·Filed 2017·Granted Feb 6, 2018·0 cites·14 claims
- 1446US10564529B2Projection lens and projectorSEIKO EPSON CORP·Filed 2019·Granted Feb 18, 2020·0 cites·6 claims
- 1546US9354420B2Lens barrel and projectorSEIKO EPSON CORP·Filed 2014·Granted May 31, 2016·0 cites·10 claims
- 1643US8641199B2ProjectorTAKEHANA NAOTO·Filed 2011·Granted Feb 4, 2014·0 cites·16 claims
- 1737US2018059526A1Optical projection apparatus and projectorSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 1836US8974063B2Exhaust port shutter apparatus and projectorTAKEHANA NAOTO·Filed 2011·Granted Mar 10, 2015·0 cites·10 claims
- 1936US2018307002A1Projection optical system and projectorSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
- 2035US2017371126A1Optical projection device and projectorSEIKO EPSON CORP·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →