Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9726890 | Light beam expanding device, image display device, and optical device | Katsuyuki Akutsu, Teppei Imamura | 2017-08-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9726890 | Light beam expanding device, image display device, and optical device | Katsuyuki Akutsu, Teppei Imamura | 2017-08-08 |