Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7948860 | Optical recording medium, manufacturing method for optical recording medium, and reproducing method for optical recording medium | Yuko Kawaguchi, Shinya Abe, Morio Tomiyama | 2011-05-24 |
| 7907502 | Optical information recording medium, its information recording/reproducing method, and information recording/reproducing device | Keiji Nishikiori, Morio Tomiyama | 2011-03-15 |