Issued Patents All Time
Showing 1–7 of 7 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 |
| 7852737 | Optical pickup | — | 2010-12-14 |
| 7835234 | Objective lens driving device and optical disc apparatus | — | 2010-11-16 |
| 7787340 | Optical pickup | Kazuhiro Takahashi, Hiromasa Sasaoka, Ryozo Hosoda | 2010-08-31 |
| 6438342 | Ink bottle set up unit for a printing machine | — | 2002-08-20 |