Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5793734 | Optical pickup device | Atsushi Kitamura, Toshinori Chino | 1998-08-11 |
| 5781352 | Objective lens supporting device | Masahiko Ujiie, Toshinori Chino, Hirotoshi Sugiura | 1998-07-14 |