Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5835476 | Laser diode driving apparatus | Yoshimari Yamasaki, Toshiaki Iimura | 1998-11-10 |
| 4742506 | Tracking error detecting apparatus for an optical head with skew error reduction by using an inclined header portion | Atsushi Fukumoto, Kiyoshi Ohsato | 1988-05-03 |
| 4687296 | Optical pickup | Masashi Nakamura, Kazuhiko Fujiie, You Yoshitoshi | 1987-08-18 |