Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6076360 | Control method for a cryogenic unit | Herman H. Viegas, Mark Buenz | 2000-06-20 |
| 5730216 | Air conditioning and refrigeration units utilizing a cryogen | Herman H. Viegas | 1998-03-24 |
| 5598709 | Apparatus and method for vaporizing a liquid cryogen and superheating the resulting vapor | Herman H. Viegas, Michael Aronov, Roger D. Sheridan | 1997-02-04 |
| D343229 | Combined trailer and container refrigeration unit cover | Gregory D. Bleck, Robert D. Giese | 1994-01-11 |
| 4834401 | Fuel tank assembly for a refrigerated container | Robert L. Harrington, Dennis F. Feldhake, Virgil D. Leinum, Thomas J. Niemi | 1989-05-30 |
| 4834572 | Mounting clamp | Robert L. Harrington, Dennis F. Feldhake, Bruce E. McClellan | 1989-05-30 |