Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371605 | Method and apparatus for recording and reproducing a time-varying image using optical disk | Wataru Masuda, Takafumi Sugano | 1994-12-06 |
| 5249172 | Write laser power setting responsive to a series of written test signals having two frequency components | Shoji Hagihara, Masatsugu Tanji, Takafumi Sugano, Wataru Masuda, Hideaki Inoue | 1993-09-28 |
| 4188101 | Rotatable slide holder | — | 1980-02-12 |