Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12379294 | Liquid density measurement device, system and method | Roland Wagner | 2025-08-05 |
| 12196478 | Vaporizer with defrosting function | Grant Madison | 2025-01-14 |
| 12085234 | Storage tank with pressure actuated fill termination assembly | Jeff Patelczyk, Ian Neeser | 2024-09-10 |
| 11566753 | Vapor pressure regulator for cryogenic liquid storage tanks and tanks including the same | Jeff Patelczyk, Ian Neeser | 2023-01-31 |
| 11402067 | Storage tank with pressure actuated fill termination assembly | Jeff Patelczyk, Ian Neeser | 2022-08-02 |
| 11174991 | Cryogenic fluid dispensing system having a chilling reservoir | Eric J. Thor, Thomas K. Drube | 2021-11-16 |
| 10288367 | Cooling of cryogenic meters sensing reverse flow | — | 2019-05-14 |
| 9939109 | Bulk liquid cooling and pressurized dispensing system and method | Timothy Neeser, Thomas Carey | 2018-04-10 |
| 9885447 | Metering system and method for cryogenic liquids | Thomas K. Drube | 2018-02-06 |
| 9869429 | Bulk cryogenic liquid pressurized dispensing system and method | Timothy Neeser, Tyler Stousland | 2018-01-16 |
| 6955095 | Accurate cryogenic liquid dispenser | Thomas K. Drube, Claus Emmer, Gilbert J. Bily, Jesse Gamble | 2005-10-18 |
| 6938581 | Supplemental water heater tank and system | Timothy Neeser, Thomas J. Shaw, David Wondra | 2005-09-06 |
| 6799429 | High flow pressurized cryogenic fluid dispensing system | Timothy Neeser, Thomas J. Shaw, David Wondra | 2004-10-05 |
| 6786053 | Pressure pod cryogenic fluid expander | — | 2004-09-07 |
| 6732594 | Accurate cryogenic liquid dispenser | Thomas K. Drube, Claus Emmer, Gilbert J. Bily, Jesse Gamble | 2004-05-11 |
| 6615861 | Liquid cylinder manifold system | Paul Sjogren | 2003-09-09 |
| 6595048 | Accurate cryogenic liquid dispenser | Thomas K. Drube, Claus Emmer, Gilbert J. Bily, Jesse Gamble | 2003-07-22 |
| 6505469 | Gas dispensing system for cryogenic liquid vessels | Paul Sjogren | 2003-01-14 |
| 6044647 | Transfer system for cryogenic liquids | Thomas K. Drube, A. Duane Preston | 2000-04-04 |
| 5954101 | Mobile delivery and storage system for cryogenic fluids | Audrey Duane Preston, Claus Emmer, Jon R. Turner, Thomas K. Drube | 1999-09-21 |
| 5787942 | Float-type shut off device for a cryogenic storage tank | Duane Preston, Thomas K. Drube | 1998-08-04 |
| 5682750 | Self-contained liquid natural gas filling station | Duane Preston, Michael Lutgen, Tom Drube, Tom Chrisfield | 1997-11-04 |
| 5616838 | Metering apparatus for cryogenic liquids | Duane Preston, Tom Drube | 1997-04-01 |