Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064306 | Optical disc device and hybrid optical disc | Keiji Horiuchi, Masahiro Nakata | 2011-11-22 |
| 7969853 | Optical pickup device | Kenji Nagatomi, Yoshiyuki Matsumura, Seiichiro Takahashi | 2011-06-28 |
| 7961567 | Optical disk apparatus | — | 2011-06-14 |