Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5982737 | Optical disk having first design visible from one side of the disk and a second design visible from the other side of the disk | Ryouhei Yoshihara | 1999-11-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5982737 | Optical disk having first design visible from one side of the disk and a second design visible from the other side of the disk | Ryouhei Yoshihara | 1999-11-09 |