Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4476195 | Magnetic recording medium and process for the production thereof | Yoshihiro Ono, Tomoaki Ikeda | 1984-10-09 |
| 4390601 | Magnetic recording medium and process for the production thereof | Yoshihiro Ono, Tomoaki Ikeda | 1983-06-28 |