Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6952391 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Hiroshi Taniguchi | 2005-10-04 |
| 6947366 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Hiroshi Taniguchi | 2005-09-20 |
| 6934237 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Hiroshi Taniguchi | 2005-08-23 |
| 6934238 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Hiroshi Taniguchi | 2005-08-23 |