Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636461 | Recording and/or reproducing method and apparatus having reciprocal time domain to binary conversion means | Futoshi Tsukada, Michihiko Iida | 2003-10-21 |
| 6621776 | Optical disc recording method and recording and/or reproducing apparatus | — | 2003-09-16 |
| 6567018 | Data recording medium, contents data, recording medium, data recording method and apparatus, and data reproducing method and apparatus | Tatsuya Inokuchi, Yoichiro Sako | 2003-05-20 |
| 6519217 | Data record medium, data recording and/or reproducing apparatus, and record medium determining method | Katsumi Toyama, Yoichiro Sako, Tatsuya Inokuchi, Shigeki Tsukatani, Yukio Shishido | 2003-02-11 |