Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5052285 | Air diffuser for ventilating apparatus | — | 1991-10-01 |
| 4776174 | Refrigerant recovery device | Howard W. Sibley | 1988-10-11 |
| 4479727 | Apparatus and method for evaluating the performance of a heat exchanger | Albert A. Domingorena, John Douglas Manning | 1984-10-30 |