Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665491 | Information recording medium, apparatus and method for performing after-recording on the recording medium | Tomoyuki Okada, Kaoru Murase, Kazuhiro Tsuga | 2003-12-16 |
| 6611655 | Optical disc, recording device and reproducing device | Kaoru Murase, Tomoyuki Okada, Kazuhiro Tsuga | 2003-08-26 |
| 6529682 | Information recording medium, apparatus and method for performing after-recording on the recording medium | Tomoyuki Okada, Kaoru Murase, Kazuhiro Tsuga | 2003-03-04 |
| 6526222 | Optical disc, optical disc recording and reproducing apparatus, and optical disc recording and reproducing method | Tomoyuki Okada, Kaoru Murase, Kazuhiro Tsuga | 2003-02-25 |
| 6519410 | Information recording medium, apparatus and method for recording or reproducing the recording medium | Tomoyuki Okada, Kaoru Murase, Kazuhiro Tsuga | 2003-02-11 |