Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5850848 | Float valve | Daoud A. Jandal, Jeffrey S. Seewald, William J. Plzak | 1998-12-22 |
| 5272882 | Portable recycle/recovery/charging system with reconfigurable components | Randall L. Degier, Richard L. Groth, Stephen T. Kerr, Patrick D. Pruse, Robert Roth | 1993-12-28 |