Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487147 | Optical information recording medium and an optical information recording/reproduction device | Naoyasu Miyagawa, Yasuhiro Gotoh | 2002-11-26 |
| 6469964 | Optical recording medium and recording/reproduction method and apparatus therefor | Kenichi Nishiuchi, Shigeaki Furukawa, Kenji Narumi, Hiroyuki Yamaguchi | 2002-10-22 |
| 6414922 | OPTICAL RECORDING MEDIUM HAVING AN AREA FOR RECORDING A PLURALITY OF RECORDING/REPRODUCTION CONDITIONS TO BE USED IN RECORDING/REPRODUCTION APPARATUSES AND RECORDING/REPRODUCTION METHOD AND APPARATUS THEREFORE | Kenichi Nishiuchi, Shigeaki Furukawa, Kenji Narumi, Hiroyuki Yamaguchi | 2002-07-02 |
| 6411575 | OPTICAL RECORDING MEDIUM HAVING AN AREA FOR RECORDING A PLURALITY OF RECORDING/REPRODUCTION CONDITIONS TO BE USED IN RECORDING/REPRODUCTION APPARATUSES AND RECORDING/REPRODUCTION METHOD AND APPARATUS THEREFOR | Kenichi Nishiuchi, Shigeaki Furukawa, Kenji Narumi, Hiroyuki Yamaguchi | 2002-06-25 |