Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650612 | Optical head and recording reproduction method | Teruhiro Shiono, Ken'ichi Kasazumi, Tetsuo Saimi | 2003-11-18 |
| 6584059 | Information recording and reproducing apparatus | Tetsuo Saimi, Seiji Nishino, Hidenori Wada, Teruhiro Shiono | 2003-06-24 |
| 6549346 | Assembled lens, optical head and optical recordable player with them | Hidenori Wada, Seiji Nishino, Tetsuo Saimi, Kenichi Kasazumi, Masanari Mohri | 2003-04-15 |