Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6914866 | Optical information recording medium and information recording method and apparatus using the recording medium | Katsuyuki Yamada, Kazunori Ito, Hajime Yuzurihara, Nobuaki Onagi | 2005-07-05 |