TT

Takahiro Totani

SE Seiko Epson: 68 patents #92 of 7,774Top 2%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
Overall (All Time): #28,618 of 4,157,543Top 1%
71
Patents All Time

Issued Patents All Time

Showing 26–50 of 71 patents

Patent #TitleCo-InventorsDate
9958683 Light guide device, virtual image display apparatus, and method for manufacturing light guide device Masayuki Takagi, Toshiaki Miyao, Takashi Takeda, Akira Komatsu 2018-05-01
9945997 Virtual image display apparatus with curved surface having both positive and negative curvature and functioning as both reflection surface and refraction surface Akira Komatsu, Masayuki Takagi, Toshiaki Miyao, Takashi Takeda 2018-04-17
9904057 Light guide device and virtual image display apparatus Takashi Takeda, Masayuki Takagi, Toshiaki Miyao, Akira Komatsu 2018-02-27
9829709 Virtual image display apparatus Akira Komatsu, Masayuki Takagi, Takashi Takeda, Toshiaki Miyao 2017-11-28
9784974 Virtual image display apparatus Masayuki Takagi, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2017-10-10
9784977 Light guide apparatus and virtual image display apparatus Takashi Takeda, Masayuki Takagi, Toshiaki Miyao, Akira Komatsu 2017-10-10
9720239 Virtual image display device Masayuki Takagi, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2017-08-01
9690101 Virtual image display apparatus Akira Komatsu, Masayuki Takagi, Takashi Takeda, Toshiaki Miyao 2017-06-27
9678344 Virtual image display apparatus with registration mechanism Takashi Takeda, Akira Komatsu, Masayuki Takagi, Toshiaki Miyao 2017-06-13
9632310 Light guide device, virtual image display appratus, and method for manufacturing light guide device Masayuki Takagi, Toshiaki Miyao, Takashi Takeda, Akira Komatsu 2017-04-25
9612439 Transmissive display apparatus Masayuki Takagi, Takashi Takeda, Akira Komatsu, Toshiaki Miyao 2017-04-04
9568731 Virtual image display device Takashi Takeda, Masayuki Takagi, Akira Komatsu, Toshiaki Miyao 2017-02-14
9535249 Virtual image display apparatus Takashi Takeda, Masayuki Takagi, Akira Komatsu, Toshiaki Miyao 2017-01-03
9519146 Virtual image display apparatus Takashi Takeda, Masayuki Takagi, Akira Komatsu, Toshiaki Miyao 2016-12-13
9513479 Virtual image display apparatus Akira Komatsu, Masayuki Takagi, Takashi Takeda, Toshiaki Miyao 2016-12-06
9507154 Virtual image display apparatus Akira Komatsu, Masayuki Takagi, Takashi Takeda, Toshiaki Miyao 2016-11-29
9488838 Virtual image display apparatus Akira Komatsu, Masayuki Takagi, Takashi Takeda, Toshiaki Miyao 2016-11-08
9477084 Virtual image display apparatus including a light guide member having four or more curved surfaces Akira Komatsu, Masayuki Takagi, Takashi Takeda, Toshiaki Miyao 2016-10-25
9436010 Virtual image display apparatus having prism with specific polynomial relationship between prism surface shapes Akira Komatsu, Takashi Takeda, Toshiaki Miyao, Masayuki Takagi 2016-09-06
9400389 Virtual image display device Masayuki Takagi, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2016-07-26
9291822 Light guide plate and virtual image display device equipped with the same Masayuki Takagi, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2016-03-22
9261688 Image relay optical system and virtual image display device including the same Takashi Takeda, Akira Komatsu, Masayuki Takagi, Toshiaki Miyao 2016-02-16
9223137 Virtual image display apparatus Masayuki Takagi, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2015-12-29
9195066 Virtual image display apparatus Akira Komatsu, Takashi Takeda, Toshiaki Miyao, Masayuki Takagi 2015-11-24
9188782 Virtual image display device Akira Komatsu, Masayuki Takagi, Takashi Takeda, Toshiaki Miyao 2015-11-17