Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5912867 | Focusing servo system with focus servo acquisition enable which is operational within a predetermined time after the start of the movement of an objective lens | — | 1999-06-15 |
| 5745450 | Focusing servo system and focus servo acquisition enable with multiple velocity acquisition modes | — | 1998-04-28 |
| 4674080 | Disc loading and unloading apparatus for use in a disc player | Kunio Higuchi, Tsutomu Toyogucyi | 1987-06-16 |