Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5188866 | Process of making a magnetic recording medium | Yuzo Yamamoto, Tsutomu Isobe | 1993-02-23 |
| 5080982 | Magnetic recording medium | Yuzo Yamamoto, Tsutomu Isobe | 1992-01-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5188866 | Process of making a magnetic recording medium | Yuzo Yamamoto, Tsutomu Isobe | 1993-02-23 |
| 5080982 | Magnetic recording medium | Yuzo Yamamoto, Tsutomu Isobe | 1992-01-14 |