Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618639 | Magnetic recording medium and magnetic recording apparatus | Tomoyuki Ohno, Yoshihiro Shiroishi, Yotsuo Yahisa, Akira Osaki | 1997-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618639 | Magnetic recording medium and magnetic recording apparatus | Tomoyuki Ohno, Yoshihiro Shiroishi, Yotsuo Yahisa, Akira Osaki | 1997-04-08 |