Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7876667 | Optical information recording medium, and information recording method and information reproducing method using the same | Toshimichi Shintani, Yumiko Anzai, Akemi Hirotsune | 2011-01-25 |