Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975564 | Magneto-optical recording medium for use in domain wall displacement detection system, and method for producing the same | Kiyoshi Uchida, Yasumori Hino, Motoyoshi Murakami | 2005-12-13 |
| 6973015 | Optical disk, method for recording and reproducing additional information to and from optical disk, reproducing apparatus for optical disk, and recording and reproducing apparatus for optical disk | Motoyoshi Murakami, Mitsuaki Oshima | 2005-12-06 |
| 6887652 | High density optical disk, apparatus for reproducing optical disk and method for producing optical disk master | Yasumori Hino, Tadashi Nakamura | 2005-05-03 |