Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974519 | Optical disc recording/reproducing apparatus | Mitsuharu Osaki | 2011-07-05 |
| 7940621 | Disk recording device | — | 2011-05-10 |
| 7639803 | Optical disk player | — | 2009-12-29 |
| 7633838 | Optical recording device capable of recording file management data into another area of an optical disc | Ryusuke Noda | 2009-12-15 |
| 7633843 | Optical disc recorder | Ryusuke Noda | 2009-12-15 |