Assignee
TAKANO YOHEI
JP·21 granted patents·2 pending applications·37 citations·filing 2007–2023
Top patents by PatentIndex Score
23 records- 0191US9864177B2Projection optical system, projection apparatus, and projection systemTAKANO YOHEI·Filed 2016·Granted Jan 9, 2018·6 cites·18 claims
- 0290US10067324B2Projection device and projection systemTAKANO YOHEI·Filed 2017·Granted Sep 4, 2018·4 cites·11 claims
- 0388US9261767B2Projection optical system and image display apparatusTAKANO YOHEI·Filed 2014·Granted Feb 16, 2016·5 cites·14 claims
- 0485US9523842B2Projection device and projection systemTAKANO YOHEI·Filed 2015·Granted Dec 20, 2016·3 cites·20 claims
- 0585US8179610B2Zoom lens and information deviceTAKANO YOHEI·Filed 2010·Granted May 15, 2012·8 cites·18 claims
- 0683US9690084B2Projection device and projection systemTAKANO YOHEI·Filed 2016·Granted Jun 27, 2017·2 cites·17 claims
- 0780US8705180B2Zoom lens, imaging device and information deviceTAKANO YOHEI·Filed 2012·Granted Apr 22, 2014·4 cites·10 claims
- 0875US12271104B2Light-source device, image projection apparatus, and display deviceTAKANO YOHEI·Filed 2022·Granted Apr 8, 2025·0 cites·19 claims
- 0975US10890840B2Projection optical system unit, projection optical system, and projection optical apparatusTAKANO YOHEI·Filed 2019·Granted Jan 12, 2021·2 cites·18 claims
- 1069US11314157B2Light source optical system, light source device, and image projection apparatusTAKANO YOHEI·Filed 2021·Granted Apr 26, 2022·0 cites·19 claims
- 1166US11677914B2Light-source device and image forming apparatus including sameTAKANO YOHEI·Filed 2020·Granted Jun 13, 2023·0 cites·20 claims
- 1266US10942434B2Light source optical system, light source device, and image projection apparatusTAKANO YOHEI·Filed 2020·Granted Mar 9, 2021·0 cites·18 claims
- 1365US9244257B2Projection optical system and projector apparatusTAKANO YOHEI·Filed 2014·Granted Jan 26, 2016·1 cites·9 claims
- 1462US8638503B2Zoom lens and information device incorporating the sameTAKANO YOHEI·Filed 2012·Granted Jan 28, 2014·1 cites·16 claims
- 1560US11537037B2Light source device, image projection apparatus, and light source optical systemTAKANO YOHEI·Filed 2021·Granted Dec 27, 2022·0 cites·10 claims
- 1658US8158020B2Liquid crystal element, optical path deflecting element, and image displaying apparatusTAKANO YOHEI·Filed 2007·Granted Apr 17, 2012·1 cites·1 claims
- 1756US9013802B2Zoom lens, imaging device and information deviceTAKANO YOHEI·Filed 2014·Granted Apr 21, 2015·0 cites·7 claims
- 1855US11640106B2Light source optical system, light source device, and image projection apparatusTAKANO YOHEI·Filed 2019·Granted May 2, 2023·0 cites·20 claims
- 1954US2023288791A1Light source device and display apparatusTAKANO YOHEI·Filed 2023·Application pending·0 cites
- 2052US8264781B2Zoom lens, information device, and imaging apparatusTAKANO YOHEI·Filed 2011·Granted Sep 11, 2012·0 cites·9 claims
- 2152US2020230886A1Fabricating apparatus, fabricating system, fabricating method, and recording mediumTAKANO YOHEI·Filed 2019·Application pending·0 cites
- 2250US12130544B2Light-source optical system, light-source device, and image display apparatusTAKANO YOHEI·Filed 2020·Granted Oct 29, 2024·0 cites·16 claims
- 2346US11630288B2Image projection apparatusTAKANO YOHEI·Filed 2021·Granted Apr 18, 2023·0 cites·8 claims
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