Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8004773 | Lens drive mechanism and optical pickup having same | Ryozo Hosoda, Tetsuya Yoshida | 2011-08-23 |
| 7924688 | Optical pickup and manufacturing method for optical pickup | Kazuhiro Takahashi, Hiromasa Sasaoka, Ryozo Hosoda | 2011-04-12 |
| 7903506 | Optical pickup device | Ryozo Hosoda, Kazuhiro Takahashi, Hiromasa Sasaoka | 2011-03-08 |