Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656349 | Magnetic disk, method of manufacturing the same and magnetic disk apparatus including the magnetic disk | Kenichi Gomi, Hideaki Tanaka, Hiroyuki Sugimoto, Masaki Ohura, Yoshihiko Miyake +4 more | 1997-08-12 |
| 5285343 | Magnetic disk with surface protective layer having convex portions and magnetic disk apparatus including such a magnetic disk | Hideaki Tanaka, Kenichi Gomi, Maki Kondo, Masaki Ohura, Norikazu Tsumita +6 more | 1994-02-08 |