Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978574 | Optical information recording method, optical information recording apparatus, and optical information recording medium | — | 2011-07-12 |
| 7894318 | Optical information recording medium, optical information recording method, and optical information recording apparatus | Kenichi Nishiuchi | 2011-02-22 |
| 7881173 | Optical information recording method, optical information recording device and optical information recording medium | Kenichi Nishiuchi, Shigeaki Furukawa | 2011-02-01 |