Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4433340 | Optical recording medium | Masao Mashita, Nobuaki Yasuda, Satoshi Ishibashi | 1984-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4433340 | Optical recording medium | Masao Mashita, Nobuaki Yasuda, Satoshi Ishibashi | 1984-02-21 |