Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10125751 | Multimode gas delivery for rail tender | Terry Johnson | 2018-11-13 | |
| 9869428 | Liquid natural gas cooling on the fly | — | 2018-01-16 | $5,464,000 |
| 9551330 | Frangible closure coupling for liquid natural gas tank | — | 2017-01-24 | |
| 6354088 | System and method for dispensing cryogenic liquids | Claus Emmer, Keith Gustafson | 2002-03-12 | |
| 5682750 | Self-contained liquid natural gas filling station | Duane Preston, Michael Lutgen, Paul Drube, Tom Chrisfield | 1997-11-04 | |
| 5616838 | Metering apparatus for cryogenic liquids | Duane Preston, Paul Drube | 1997-04-01 |