Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11772301 | Method for manufacturing hexagonal semiconductor plate crystal | Hirofumi Uchida | 2023-10-03 |
| 4480896 | Optical filter suitable for portrait photography | Souichi Kubo | 1984-11-06 |
| 4264151 | Optical adaptor for movie and television cameras | — | 1981-04-28 |
| 4214814 | Variable soft focus lens system | Shuji Ogino, Toshinobu Ogura, Akiyoshi Nakamura | 1980-07-29 |