Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972673 | Optical recording medium | Tetsuhiro Sakamoto, Takashi Shimouma, Shigeki Takagawa, Goro Fujita | 2011-07-05 |
| 7968017 | Stamper for optical disc, method for manufacturing optical disc, and optical disc | Yuji Akiyama, Shin Masuhara | 2011-06-28 |
| 7964337 | Optical recording medium and method of producing the same | Shin Masuhara | 2011-06-21 |
| 7924672 | Optical-disk recording medium, playing apparatus and method for same, and recording apparatus and method for same | Goro Fujita, Takashi Shimouma, Shigeki Takagawa, Kimihiro Saito | 2011-04-12 |
| 7911929 | Optical disk read only memory | Tetsuhiro Sakamoto, Takayuki Asahina, Hideo Kawachi, Yoshitake Yanagisawa, Makoto Tsukahara +1 more | 2011-03-22 |