Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833562 | Rotary magnetic head cylinder device for suppressing vibrations ofa magnetic tape | Masanori Kochi, Juichi Morikawa, Toshio Osada, Hitoshi Takizawa, Hideyuki Kawase +4 more | 1989-05-23 |
| 4823218 | Balance compensated rotary magnetic head device | Masanori Kochi | 1989-04-18 |