Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37040 | Evaporator with improved condensate collection | Gregory G. Hughes, Norman F. Costello | 2001-02-06 |
| 5533259 | Method of making an evaporator or evaporator/condenser | Gregory G. Hughes, John B. Welker, David Hill, Jerome P. Henkes, Michael J. Reinke +1 more | 1996-07-09 |
| 5372188 | Heat exchanger for a refrigerant system | Jack C. Dudley, Michael J. Reinke | 1994-12-13 |
| 5341870 | Evaporator or evaporator/condenser | Gregory G. Hughes, John B. Welker, David Hill, C. James Rogers, Jerome P. Henkes +1 more | 1994-08-30 |
| 5279360 | Evaporator or evaporator/condenser | Gregory G. Hughes, John B. Welker, David Hill, Jerome P. Henkes, Michael J. Reinke +1 more | 1994-01-18 |
| 5242015 | Heat exchanger | Zalman P. Saperstein, Gregory G. Hughes | 1993-09-07 |
| 4998580 | Condenser with small hydraulic diameter flow path | Norman F. Costello | 1991-03-12 |
| 4829780 | Evaporator with improved condensate collection | Gregory G. Hughes, Norman F. Costello | 1989-05-16 |