Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10451961 | Focus adjustment system for an image display device | Hibiki Tatsuno, Yasuyuki Shibayama, Takanobu Osaka, Makoto Hirakawa | 2019-10-22 |
| 10310238 | Magnification optical system | Hibiki Tatsuno, Yasuyuki Shibayama, Takanobu Osaka, Makoto Hirakawa | 2019-06-04 |