Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10684639 | Operation device | Kunio Sato, Yasuji Hagiwara, Keigo WAKANA, Shoji Sakurai | 2020-06-16 |
| 10391395 | Operating device | Kunio Sato, Yasuji Hagiwara, Shoji Sakurai, Keigo WAKANA | 2019-08-27 |
| 10357152 | Glasses-shaped electronic device | — | 2019-07-23 |
| 10349861 | Glasses-shaped electronic device | — | 2019-07-16 |
| 7035490 | Active diffraction grating | Akira Miura, Shinji Kobayashi, Morio Wada, Tsuyoshi Yakihara, Sadaharu Oka +3 more | 2006-04-25 |