Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9551328 | Seal-less piston pump for liquefied gas | Michael E. Frey, Richard Foster, Michael D. Walters | 2017-01-24 |
| 8341955 | Hydraulic drive and control system for pumps using a charge pump | Daniel R. Brantley, Ivars R. Bergs, Michael Brennan | 2013-01-01 |