Inventor · disambiguated record
Takahiro Totani
Also filed as: TOTANI TAKAHIRO
71 granted patents·4 pending applications·2,291 citations·filing 2000–2021
99Inventor score
Top patents by PatentIndex Score
75 records- 0199US8837880B2Virtual image display deviceTAKEDA TAKASHI·Filed 2011·Granted Sep 16, 2014·298 cites·17 claims
- 0299US8711487B2Virtual image display device and manufacturing method of virtual image display deviceTAKEDA TAKASHI·Filed 2012·Granted Apr 29, 2014·312 cites·13 claims
- 0398US8854735B2Virtual image display systemTOTANI TAKAHIRO·Filed 2012·Granted Oct 7, 2014·177 cites·9 claims
- 0498US8662686B2Light guide plate and virtual image display apparatus having the sameTAKAGI MASAYUKI·Filed 2011·Granted Mar 4, 2014·305 cites·21 claims
- 0598US8587869B2Virtual image display deviceTOTANI TAKAHIRO·Filed 2012·Granted Nov 19, 2013·303 cites·13 claims
- 0698US8576491B2Virtual image display deviceTAKAGI MASAYUKI·Filed 2012·Granted Nov 5, 2013·313 cites·16 claims
- 0798US8564883B2Virtual image display deviceTOTANI TAKAHIRO·Filed 2012·Granted Oct 22, 2013·311 cites·17 claims
- 0896US10397560B2Transmission-type displaySEIKO EPSON CORP·Filed 2016·Granted Aug 27, 2019·17 cites·14 claims
- 0994US10986303B2Virtual image display apparatus and video device unit manufacturing methodSEIKO EPSON CORP·Filed 2020·Granted Apr 20, 2021·3 cites·6 claims
- 1094US10078222B2Light guide device and virtual-image display deviceSEIKO EPSON CORP·Filed 2017·Granted Sep 18, 2018·13 cites·21 claims
- 1193US6752500B1Rear surface projection type display deviceSANYO ELECTRIC CO·Filed 2000·Granted Jun 22, 2004·77 cites·6 claims
- 1292US10180576B2Virtual image display deviceSEIKO EPSON CORP·Filed 2017·Granted Jan 15, 2019·6 cites·18 claims
- 1391US9513479B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2014·Granted Dec 6, 2016·12 cites·10 claims
- 1490US10108015B2Light guide device and virtual image display apparatusSEIKO EPSON CORP·Filed 2015·Granted Oct 23, 2018·6 cites·18 claims
- 1590US9261688B2Image relay optical system and virtual image display device including the sameTAKEDA TAKASHI·Filed 2012·Granted Feb 16, 2016·11 cites·15 claims
- 1690US9116342B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2013·Granted Aug 25, 2015·11 cites·12 claims
- 1789US10674108B2Virtual image display apparatus and video device unit manufacturing methodSEIKO EPSON CORP·Filed 2019·Granted Jun 2, 2020·3 cites·8 claims
- 1887US10645374B2Head-mounted display device and display control method for head-mounted display deviceSEIKO EPSON CORP·Filed 2017·Granted May 5, 2020·5 cites·18 claims
- 1986US7207679B2Projection type video displaySANYO ELECTRIC CO·Filed 2004·Granted Apr 24, 2007·25 cites·8 claims
- 2084US9507154B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2014·Granted Nov 29, 2016·6 cites·11 claims
- 2184US9400389B2Virtual image display deviceSEIKO EPSON CORP·Filed 2013·Granted Jul 26, 2016·4 cites·2 claims
- 2284US9195066B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2014·Granted Nov 24, 2015·6 cites·12 claims
- 2384US8976087B2Virtual image display deviceSEIKO EPSON CORP·Filed 2013·Granted Mar 10, 2015·6 cites·9 claims
- 2482US10271003B2Virtual image display apparatus and video device unit manufacturing methodSEIKO EPSON CORP·Filed 2017·Granted Apr 23, 2019·2 cites·19 claims
- 2581US11163162B2Light control shade for transmissive display apparatusSEIKO EPSON CORP·Filed 2019·Granted Nov 2, 2021·2 cites·9 claims
- 2681US9720239B2Virtual image display deviceSEIKO EPSON CORP·Filed 2016·Granted Aug 1, 2017·2 cites·2 claims
- 2781US8976452B2Virtual image display deviceTAKAGI MASAYUKI·Filed 2012·Granted Mar 10, 2015·4 cites·11 claims
- 2879US10310270B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2017·Granted Jun 4, 2019·2 cites·11 claims
- 2979US9477084B2Virtual image display apparatus including a light guide member having four or more curved surfacesSEIKO EPSON CORP·Filed 2014·Granted Oct 25, 2016·4 cites·20 claims
- 3078US10073273B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2016·Granted Sep 11, 2018·2 cites·13 claims
- 3178US9979936B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2016·Granted May 22, 2018·2 cites·16 claims
- 3276US10394028B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2016·Granted Aug 27, 2019·2 cites·12 claims
- 3375US10281963B2Image display device and head mounted image display deviceSEIKO EPSON CORP·Filed 2015·Granted May 7, 2019·2 cites·10 claims
- 3474US9436010B2Virtual image display apparatus having prism with specific polynomial relationship between prism surface shapesSEIKO EPSON CORP·Filed 2013·Granted Sep 6, 2016·3 cites·13 claims
- 3573US11570394B2Virtual image display apparatus and video device unit manufacturing methodSEIKO EPSON CORP·Filed 2021·Granted Jan 31, 2023·0 cites·6 claims
- 3673US10502961B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2018·Granted Dec 10, 2019·1 cites·20 claims
- 3773US8654445B2Virtual image display device and light guide plate thereforTAKAGI MASAYUKI·Filed 2011·Granted Feb 18, 2014·3 cites·20 claims
- 3872US9291822B2Light guide plate and virtual image display device equipped with the sameTOTANI TAKAHIRO·Filed 2011·Granted Mar 22, 2016·3 cites·17 claims
- 3972US7950809B2Hologram element, illumination device, projector, and method of manufacturing hologram elementSEIKO EPSON CORP·Filed 2008·Granted May 31, 2011·2 cites·15 claims
- 4072US7806530B2Projector deviceSANYO ELECTRIC CO·Filed 2006·Granted Oct 5, 2010·3 cites·5 claims
- 4171US9678344B2Virtual image display apparatus with registration mechanismSEIKO EPSON CORP·Filed 2013·Granted Jun 13, 2017·2 cites·15 claims
- 4271US9223137B2Virtual image display apparatusTAKAGI MASAYUKI·Filed 2011·Granted Dec 29, 2015·2 cites·21 claims
- 4369US9535249B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2013·Granted Jan 3, 2017·2 cites·16 claims
- 4469US9052506B2Virtual image display device and manufacturing method of virtual image display deviceSEIKO EPSON CORP·Filed 2012·Granted Jun 9, 2015·2 cites·14 claims
- 4568US10330934B2Image relay optical system and virtual image display device including the sameSEIKO EPSON CORP·Filed 2015·Granted Jun 25, 2019·1 cites·19 claims
- 4668US9784977B2Light guide apparatus and virtual image display apparatusSEIKO EPSON CORP·Filed 2016·Granted Oct 10, 2017·1 cites·20 claims
- 4768US9081182B2Virtual image display apparatusMIYAO TOSHIAKI·Filed 2012·Granted Jul 14, 2015·3 cites·12 claims
- 4867US10261322B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2016·Granted Apr 16, 2019·1 cites·7 claims
- 4967US9971158B2Virtual image display deviceSEIKO EPSON CORP·Filed 2015·Granted May 15, 2018·1 cites·23 claims
- 5067US9829709B2Virtual image display apparatusSEIKO EPSON CORP·Filed 2014·Granted Nov 28, 2017·1 cites·12 claims
Showing the top 50 of 75 patent records by PatentIndex Score.
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