Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11194240 | Light source apparatus and projection type display apparatus using the same | Hiroshi Yamamoto, Kimiya Hoshino, Satoshi Nishikawa | 2021-12-07 |
| 10904497 | Image projection apparatus, its control method, and storage medium | Hiroshi Yamamoto | 2021-01-26 |