Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7966629 | Optical disc device | Mitsuhiro Iwama, Takashi Ishii, Tsuneo Suzuki, Kouzou Ohno | 2011-06-21 |
| 6760297 | Substrate unit for optical head and method for manufacturing the same | Yoshiharu Fujioka, Kyoya Matsuda, Akio Onuki, Futoshi Ishii | 2004-07-06 |