Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883711 | Magnetic recording medium | Yoshihiro Shiroishi, Sadao Hishiyama, Hiroyuki Suzuki, Tomoyuki Ohno, Yoshibumi Matsuda +4 more | 1989-11-28 |
| 4841402 | Thin film magnetic head and method of manufacture | Tadashi Imanaka, Masayuki Takagi, Eisei Togawa, Harunobu Saito, Masaki Ohura | 1989-06-20 |
| 4796126 | Magnetic head flying slider assembly | Hiroshi Tsuchiya, Yoshiakira Karakama, Hiroyasu Nakajima, Kousaku Chida | 1989-01-03 |