Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11490199 | Sound recording apparatus, sound system, sound recording method, and carrier means | — | 2022-11-01 |
| 11378880 | Projection optical system and projection apparatus that enlarge and project an image displayed on a display | Atsuo Masui, Kazuhiko Inoue | 2022-07-05 |