Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6938267 | Optical disc and fabrication method thereof | Yoshio Shirai, Mitsuhiro Abe, Toru Abiko | 2005-08-30 |
| 6889381 | Optical recording medium and method of manufacturing the same | Jun Nakano | 2005-05-03 |