Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6389830 | Solar refrigeration and heating system usable with alternative heat sources | Edward W. Bottum | 2002-05-21 |
| 6260370 | Solar refrigeration and heating system usable with alternative heat sources | Edward W. Bottum | 2001-07-17 |
| 6253572 | Non-drip suction accumulator, receiver and heat exchanger | Edward W. Bottum | 2001-07-03 |
| 6167945 | Non-freezing watering dish for animals | Edward W. Bottum | 2001-01-02 |
| 5794611 | Solar collector | Edward W. Bottum | 1998-08-18 |
| 5479790 | Suction accumulator structure | Edward W. Bottum | 1996-01-02 |
| 5167128 | Suction accumulator and flood control system therefor | — | 1992-12-01 |
| 5076066 | Suction accumulator and flood control system therefor | — | 1991-12-31 |
| 5075967 | Method of assembing a suction accumulator | — | 1991-12-31 |
| 5076313 | Fusible plug structure | Edward W. Bottum | 1991-12-31 |
| 5011105 | Collector stand | John L. Sobieski | 1991-04-30 |
| 4488413 | Suction accumulator structure | — | 1984-12-18 |
| 4344415 | Solar collector | — | 1982-08-17 |
| 4185615 | Solar collector structure | — | 1980-01-29 |