Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6757223 | System for carrying and reproducing a disc | Yuji Ikedo, Hitoshi Nagata, Atsushi Yamane | 2004-06-29 |
| 6690627 | System for reproducing a recorded disc | Yuji Ikedo, Hiroyuki Watanabe, Hitoshi Nagata, Atsushi Yamane | 2004-02-10 |
| 6680882 | System for reproducing a disc | Yuji Ikedo, Hitoshi Nagata, Atsushi Yamane | 2004-01-20 |