Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4911968 | Optical disc | Ken Yoshizawa, Masahiro Suzuki, Akira Gotoh, Yoshitane Tuburaya | 1990-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4911968 | Optical disc | Ken Yoshizawa, Masahiro Suzuki, Akira Gotoh, Yoshitane Tuburaya | 1990-03-27 |