Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7983126 | Optical-information recording apparatus and method and signal processing circuit | Mitsuo Sekiguchi, Hiroya Kakimoto | 2011-07-19 |
| 7965600 | Data recording evaluation method and optical disk recording and reproduction device | Hiroya Kakimoto, Mitsuo Sekiguchi, Katsuhiro Oyama | 2011-06-21 |