Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882636 | High speed contact printing process for prerecorded magnetic tape | Wayne Edward Billings, Robert F. Phillips | 1989-11-21 |
| 4843487 | Tape transporting device | Koichi Sota | 1989-06-27 |
| 4814899 | Tape transporting device | John W. McCloud, II, Koichi Sota, Jun Taniguchi | 1989-03-21 |