Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8516511 | Optical pickup and disc drive using optical pickup | Manabu Ochi, Junichi Senga | 2013-08-20 |
| 8284640 | Optical pickup | Hiroyuki Toyoda, Junichi Senga, Hitoshi Matsushima, Takayuki Fujimoto | 2012-10-09 |