Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6489002 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Yasuhiro Sugihara, Hiroshi Taniguchi, Michiyoshi Nagashima | 2002-12-03 |
| 6430137 | Aberration detection device and optical information recording and reproducing apparatus | Tetsuo Saimi | 2002-08-06 |
| 6397366 | Data transmission system, data recording and reproducing apparatus and recording medium each having data structure of error correcting code | Masatoshi Shimbo, Shinya Yamada, Tadashi Kojima, Koichi Hirayama | 2002-05-28 |
| 6373815 | Optical disc having oscillating lands and grooves | Takashi Ishida, Akira Mutoh, Yoshinari Takemura, Shunji Ohara, Isao Satoh | 2002-04-16 |