Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977018 | Optical information recording medium and its manufacturing method and apparatus | Eiji Ohno, Hidemi Isomura, Hideo Matsumoto, Kazuhiro Hayashi, Kazuo Inoue | 2005-12-20 |
| 6863946 | Optical information recording medium, method for manufacturing the same, and method for recording and/or reproducing optical information | Kazuhiro Hayashi, Eiji Ohno | 2005-03-08 |