MT

Masayuki Takagi

SE Seiko Epson: 118 patents #19 of 7,774Top 1%
NK Nsk-Warner K.K.: 5 patents #41 of 206Top 20%
RO Roland: 5 patents #42 of 292Top 15%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
SE Sieko Epson: 1 patents #1 of 26Top 4%
TC Tamron Co.: 1 patents #74 of 138Top 55%
Overall (All Time): #7,351 of 4,157,543Top 1%
138
Patents All Time

Issued Patents All Time

Showing 76–100 of 138 patents

Patent #TitleCo-InventorsDate
9904057 Light guide device and virtual image display apparatus Takashi Takeda, Takahiro Totani, Toshiaki Miyao, Akira Komatsu 2018-02-27
9829709 Virtual image display apparatus Akira Komatsu, Takahiro Totani, Takashi Takeda, Toshiaki Miyao 2017-11-28
9784977 Light guide apparatus and virtual image display apparatus Takashi Takeda, Takahiro Totani, Toshiaki Miyao, Akira Komatsu 2017-10-10
9784974 Virtual image display apparatus Toshiaki Miyao, Takahiro Totani, Akira Komatsu, Takashi Takeda 2017-10-10
9720239 Virtual image display device Takahiro Totani, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2017-08-01
9690101 Virtual image display apparatus Akira Komatsu, Takahiro Totani, Takashi Takeda, Toshiaki Miyao 2017-06-27
9678344 Virtual image display apparatus with registration mechanism Takashi Takeda, Takahiro Totani, Akira Komatsu, Toshiaki Miyao 2017-06-13
9632310 Light guide device, virtual image display appratus, and method for manufacturing light guide device Toshiaki Miyao, Takahiro Totani, Takashi Takeda, Akira Komatsu 2017-04-25
9612439 Transmissive display apparatus Takahiro Totani, Takashi Takeda, Akira Komatsu, Toshiaki Miyao 2017-04-04
9568731 Virtual image display device Takashi Takeda, Takahiro Totani, Akira Komatsu, Toshiaki Miyao 2017-02-14
9535249 Virtual image display apparatus Takashi Takeda, Takahiro Totani, Akira Komatsu, Toshiaki Miyao 2017-01-03
9519146 Virtual image display apparatus Takashi Takeda, Takahiro Totani, Akira Komatsu, Toshiaki Miyao 2016-12-13
9513479 Virtual image display apparatus Akira Komatsu, Takahiro Totani, Takashi Takeda, Toshiaki Miyao 2016-12-06
9507154 Virtual image display apparatus Akira Komatsu, Takahiro Totani, Takashi Takeda, Toshiaki Miyao 2016-11-29
9488838 Virtual image display apparatus Akira Komatsu, Takahiro Totani, 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, Takahiro Totani, Takashi Takeda, Toshiaki Miyao 2016-10-25
9436010 Virtual image display apparatus having prism with specific polynomial relationship between prism surface shapes Akira Komatsu, Takahiro Totani, Takashi Takeda, Toshiaki Miyao 2016-09-06
9400389 Virtual image display device Takahiro Totani, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2016-07-26
9291822 Light guide plate and virtual image display device equipped with the same Takahiro Totani, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2016-03-22
9261688 Image relay optical system and virtual image display device including the same Takashi Takeda, Takahiro Totani, Akira Komatsu, Toshiaki Miyao 2016-02-16
9223137 Virtual image display apparatus Toshiaki Miyao, Takahiro Totani, Akira Komatsu, Takashi Takeda 2015-12-29
9195066 Virtual image display apparatus Akira Komatsu, Takashi Takeda, Takahiro Totani, Toshiaki Miyao 2015-11-24
9188782 Virtual image display device Akira Komatsu, Takahiro Totani, Takashi Takeda, Toshiaki Miyao 2015-11-17
9116342 Virtual image display apparatus Takahiro Totani, Toshiaki Miyao, Akira Komatsu, Takashi Takeda 2015-08-25
9081183 Virtual image display device Takashi Takeda, Takahiro Totani, Akira Komatsu, Toshiaki Miyao 2015-07-14