Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4741962 | Optical filter made of inorganic material for blue light | Masatoshi Wada, Yukikazu Moritsu, Tetsuo Sakai | 1988-05-03 |
| 4741963 | Optical filter made of inorganic material for green light | Masatoshi Wada, Yukikazu Moritsu, Tetsuo Sakai | 1988-05-03 |