Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5409056 | U-flow tubing for evaporators with bump arrangement for optimized forced convection heat exchange | Don C. Corser, Elroy D. Powley | 1995-04-25 |
| 5036909 | Multiple serpentine tube heat exchanger | Lee C. Whitehead | 1991-08-06 |