Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9706941 | Eyewear | Ryuta Kawashima, Hitoshi Tanaka | 2017-07-18 |
| 9433369 | Eyewear | Ryuta Kawashima, Hitoshi Tanaka | 2016-09-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9706941 | Eyewear | Ryuta Kawashima, Hitoshi Tanaka | 2017-07-18 |
| 9433369 | Eyewear | Ryuta Kawashima, Hitoshi Tanaka | 2016-09-06 |