Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8053712 | Use of a photoelectric converted signal to inspect an objective lens driving device | Masaharu Sakazume, Yoshimaru Nakane, Hiroshi Yoshida, Shinya Tsukada | 2011-11-08 |
| 7969847 | Disc apparatus | — | 2011-06-28 |