Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876860 | Refrigerator with variable volume independently cooled storage chambers | — | 1989-10-31 |
| 4831837 | Transporting system for refrigerated merchandise | Riichi Sakano, Mamoru Sunaga, Susumu Ikeda, Shinji Matsubayashi | 1989-05-23 |