Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5608474 | Image displaying device | Yoshio Fujiwara | 1997-03-04 |
| 5600617 | Data recording device for motion picture film | — | 1997-02-04 |
| 5596380 | Digital sound signal reproducing apparatus for projector | Yoshio Ozaki, Toshiyuki Shirasu | 1997-01-21 |