Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7968017 | Stamper for optical disc, method for manufacturing optical disc, and optical disc | Jun Nakano, Yuji Akiyama | 2011-06-28 |
| 7964337 | Optical recording medium and method of producing the same | Jun Nakano | 2011-06-21 |