Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6895774 | Refrigerated air drier with dehumidification of both the low pressure and the high pressure air | Aree Poomsanoh | 2005-05-24 |
| 6301913 | Anti-sweat heater improvement for commercial refrigeration | Edward R. Schulak | 2001-10-16 |
| 6021644 | Frosting heat-pump dehumidifier with improved defrost | Nes Lakdawala | 2000-02-08 |
| 5826443 | Heat pump with heat-pipe enhancement and with primary system reheat | Ness Lakdawala | 1998-10-27 |
| 5411078 | Air and evaporatively cooled heat exchanger and refrigerating system therefor | — | 1995-05-02 |
| 4711094 | Reverse cycle heat reclaim coil and subcooling method | Robert A. Jones, Norman E. Street | 1987-12-08 |
| D288002 | Air cooled refrigeration condenser | Dennis R. Maechler | 1987-01-27 |
| D287753 | Air cooled refrigeration condenser | Dennis R. Maechler | 1987-01-13 |
| 4621505 | Flow-through surge receiver | James M. Cromer, Wayne Schaeffer, William C. Wehmeier | 1986-11-11 |
| 4589263 | Multiple compressor oil system | Leonard J. DiCarlo, Robert O. Norton | 1986-05-20 |
| 4522037 | Refrigeration system with surge receiver and saturated gas defrost | Steven J. Burpo, Wayne Schaeffer | 1985-06-11 |
| 4506523 | Oil separator unit | Leonard J. DiCarlo, Robert O. Norton | 1985-03-26 |
| 4503685 | Oil control valve for refrigeration system | Leonard J. DiCarlo, Robert O. Norton | 1985-03-12 |
| 4502292 | Climatic control system | Mark Sylvester | 1985-03-05 |
| 4478050 | Oil separation for refrigeration system | Leonard J. DiCarlo, Robert O. Norton | 1984-10-23 |