Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507547 | Medium and method for recording optical information | Yoshikazu Takagishi, Kazuyuki Shibuya, Emiko Hamada | 2003-01-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6507547 | Medium and method for recording optical information | Yoshikazu Takagishi, Kazuyuki Shibuya, Emiko Hamada | 2003-01-14 |