Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5930091 | Magnetic disk having CSS area with concave and convex portions and apparatus containing the same | Masahiko Ono, Yoshishige Endo, Hiroshi Matsumoto, Yoshihiro Moriguchi, Noriyuki Shige | 1999-07-27 |