Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838702 | Electric control apparatus for icecream-making machine | Hiroshi Torimitsu, Koji Tsuchikawa | 1989-06-13 |
| 4812622 | Apparatus for defrosting frozen articles | Yuji Wakatuki | 1989-03-14 |