Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661768 | Optical disk, and method and apparatus for reproducing information recorded in optical disk | Takashi Yumiba, Teruyuki Takizawa, Mitsuro Moriya, Mitsuaki Oshima, Koichi Morioka | 2003-12-09 |