Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833562 | Rotary magnetic head cylinder device for suppressing vibrations ofa magnetic tape | Masanori Kochi, Juichi Morikawa, Makoto Ibe, Toshio Osada, Hitoshi Takizawa +4 more | 1989-05-23 |