Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5771946 | Method and apparatus for fueling vehicles with liquefied cryogenic fuel | Richard J. Kooy, Mervyn Ladd Conrad, David John Forgash, Bryan Patrick Neuhalfen, George D. Rhoades +1 more | 1998-06-30 |
| 5687776 | Method and apparatus for fueling vehicles with liquefied cryogenic fuel | David John Forgash, Bryan Patrick Neuhalfen, George D. Rhoades, Jack Wayne Sudduth, Mervyn Ladd Conrad +1 more | 1997-11-18 |
| 4541248 | Constant temperature refrigeration system for a freeze heat exchanger | John S. Andrepont | 1985-09-17 |
| 4517806 | Apparatus for separating ice from a slurry and washing the ice | — | 1985-05-21 |