Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887170 | Magnetic recording/reproducing apparatus for magnetically reproducing signals from one tape and recording the signals onto a second tape | Masami Tsuchida, Shiro Suzuki, Kiichiro Koguchi, Takayuki Sato | 1989-12-12 |
| 4872171 | Method for recording digital data so as to avoid operational error on reproduction | Shinichi Wakumura | 1989-10-03 |