Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665251 | PROCESSING AND MANUFACTURING METHOD OF A MASTER FOR OPTICAL DISK, THE MASTER FOR OPTICAL DISK, A MANUFACTURING METHOD OF AN OPTICAL DISK SUBSTRATE, THE OPTICAL DISK SUBSTRATE, AND A PROCESSING DEVICE OF A MASTER FOR OPTICAL DISK | Hideaki Yamada | 2003-12-16 |