Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6495061 | Refrigerant for providing ultra-low temperature | Susumu Kurita, Isamu Hiruta, Makoto Morita | 2002-12-17 |
| 6235215 | Mixed 1,1,1,2-tetrafluoroethane and trifluoromethane refrigerants | Masanov Yosioka | 2001-05-22 |
| 4984435 | Brine refrigerating apparatus | Norio Tatsumi | 1991-01-15 |