Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6161614 | Aluminum header construction | Kenneth McIver, Richard Daniel Warlick, JR., Jerry Allen Phelps, Rial Hamann | 2000-12-19 |
| 6065533 | Flat tube heat exchanger | — | 2000-05-23 |
| 4509672 | Method of constructing headers of heat exchangers | Thomas H. Liedel | 1985-04-09 |
| 4429738 | Heat exchanger construction | — | 1984-02-07 |
| 4381033 | Header construction | Thomas H. Liedel | 1983-04-26 |
| 4308652 | Heat exchanger construction | — | 1982-01-05 |
| 4243094 | Condenser header construction | Thomas H. Liedel | 1981-01-06 |
| 4209062 | Heat exchanger construction | — | 1980-06-24 |