Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9766438 | Projection optical system and image display apparatus including a refraction optical system and first and second reflecing surfaces | Yohei Takano, Hibiki Tatsuno, Nobuyuki Arai | 2017-09-19 |