Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6775213 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2004-08-10 |
| 6760291 | Method and apparatus for initializing optical recording media | Kyohji Hattori, Kenichi Aihara, Katsuyuki Yamada, Fumiya Ohmi, Eiji Noda +2 more | 2004-07-06 |
| 6757232 | Method of recording and reproducing information and apparatus for recording and reproducing information using the method | Katsuyuki Yamada, Masaki Kato | 2004-06-29 |
| 6692237 | Rotary piston cylinder device with radially extending cylinder chambers intersecting at a rotary axis | Fumito Komatsu, Kenji Muramatsu, Tomohiro Takeuchi | 2004-02-17 |