Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10145988 | Projection lens and projector with laser beam light source | Yasumasa Sawai, Koji Takahara | 2018-12-04 |
| 9866806 | Prism unit and projector | Yasumasa Sawai, Koji Takahara, Masahiro Terada | 2018-01-09 |