| 10288888 |
Eyeglass-type wearable device, and front part and temple part of eyeglass-type wearable device |
Ryohei Sugihara, Seiji Tatsuta |
2019-05-14 |
| 10186253 |
Control device for recording system, and recording system |
Tadashi Horiuchi, Seiji Tatsuta |
2019-01-22 |
| 10025103 |
Eyeglass-type wearable device and front part of eyglass-type wearable device |
Ryohei Sugihara, Seiji Tatsuta |
2018-07-17 |
| 9977249 |
Support member for wearable device |
Seiji Tatsuta, Yoichi Iba |
2018-05-22 |
| 9921410 |
Head-mounted display device |
Ryohei Sugihara, Seiji Tatsuta |
2018-03-20 |
| 9829931 |
Head-mounted display, image display system, information storage device, and method for controlling head-mounted display |
Ryohei Sugihara, Seiji Tatsuta |
2017-11-28 |
| 9779549 |
Information presentation system and method for controlling information presentation system |
Ryohei Sugihara, Seiji Tatsuta |
2017-10-03 |
| 9665133 |
Head-mounted display, image display system, information storage device, and method for controlling head-mounted display |
Ryohei Sugihara, Seiji Tatsuta |
2017-05-30 |
| D743089 |
Illuminating prism |
Ryohei Sugihara, Seiji Tatsuta |
2015-11-10 |
| D725100 |
Flexible tube of a head-mount display |
Ryohei Sugihara, Seiji Tatsuta |
2015-03-24 |
| D691602 |
Head-mount display |
Ryohei Sugihara, Seiji Tatsuta |
2013-10-15 |
| D654448 |
Head-mount display |
Yoichi Iba, Ryohei Sugihara, Seiji Tatsuta, Hayato Fujigaki |
2012-02-21 |
| 8100526 |
Eyeglass-type image display device and an eyeglass frame used therefor |
Ryohei Sugihara, Seiji Tatsuta, Yoichi Iba |
2012-01-24 |