Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872948 | Method and apparatus for controlling centrifugal thin film dryer | Tetsuo Ito, Hiroji Mikawa, Koichi Chino | 1989-10-10 |
| 4843203 | Taper cutting control method and control system in wire-cut electric discharge machine | Gotaro Gamo | 1989-06-27 |