Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665250 | Optical disc playback and playback method | Hiromichi Ishibashi, Shigeru Furumiya | 2003-12-16 |
| 6608810 | Optical disk comprising a positional information section and a sync mark section each having a wobble pattern | Atsushi Nakamura, Shigeru Furumiya, Hiromichi Ishibashi, Takashi Ishida, Toyoji Gushima | 2003-08-19 |
| 6577590 | Optical disk having wobble patterns | Atsushi Nakamura, Shigeru Furumiya, Hiromichi Ishibashi, Takashi Ishida, Toyoji Gushima | 2003-06-10 |
| 6510116 | Optical information recording/reproducing method and optical information recording/reproducing apparatus | Naoyasu Miyagawa, Takashi Ishida, Kenji Koishi, Shigeru Furumiya | 2003-01-21 |