Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8116193 | Optical recording medium, manufacturing method for optical recording medium, and reproducing method for optical recording medium | Shinya Abe, Morio Tomiyama, Eiji Ohno | 2012-02-14 |
| 7948860 | Optical recording medium, manufacturing method for optical recording medium, and reproducing method for optical recording medium | Shinya Abe, Morio Tomiyama, Eiji Ohno | 2011-05-24 |
| 7821909 | Optical recording medium, manufacturing method for optical recording medium, and reproducing method for optical recording medium | Shinya Abe, Morio Tomiyama, Eiji Ohno | 2010-10-26 |
| 7808881 | Optical recording medium, optical recording medium manufacturing method, and optical recording medium reproducing method | Shinya Abe, Morio Tomiyama, Eiji Ohno | 2010-10-05 |
| 7012857 | Magneto optical recording medium having a multilayer recording film of different thickness | Motoyoshi Murakami, Yasumori Hino | 2006-03-14 |