Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6567612 | Information record medium, apparatus for recording the same and apparatus for reproducing the same | Junichi Yoshio, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki | 2003-05-20 |