Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7969855 | Read-only optical disc medium and method of fabricating the same | — | 2011-06-28 |
| 7911929 | Optical disk read only memory | Tetsuhiro Sakamoto, Jun Nakano, Hideo Kawachi, Yoshitake Yanagisawa, Makoto Tsukahara +1 more | 2011-03-22 |