Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7233564 | Optical disk apparatus | Kenji Shimozawa, Hiroyuki Shindo, Masanori Tei, Takahiro Yamamoto | 2007-06-19 |
| 5264911 | Laser power measuring jig for optical disk unit | Kazuhiko Nakane, Masayoshi Shimamoto, Yoshihiro Kiyose, Keiji Nakatsu, Isao Watanabe +4 more | 1993-11-23 |