Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6785222 | Read-only optical recording medium and disc cartridge | Naohiro Netsu, Yoshitaka Aoki, Tetsu Watanabe, Kazuhiko Fujiie, Yasuaki Maeda | 2004-08-31 |
| 6747943 | Optical recording medium and disc cartridge | Naohiro Netsu, Yoshitaka Aoki, Tetsu Watanabe, Kazuhiko Fujiie, Yasuaki Maeda | 2004-06-08 |
| 6704275 | Optical recording medium and disc cartridge having 2 GB capacity | Naohiro Netsu, Yoshitaka Aoki, Tetsu Watanabe, Kazuhiko Fujiie, Yasuaki Maeda | 2004-03-09 |
| 6704777 | Recording and reproducing apparatus and terminal apparatus | Kissei Matsumoto, Han Min-Jae, Tsutomu Imai, Seiichi Jinbo | 2004-03-09 |