Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9139436 | Method and device for separating argon from a gas mixture | Michael Wanner | 2015-09-22 |
| 4853060 | Method of forming a composite tubular structure | — | 1989-08-01 |
| 4792320 | Composite tubular structure | — | 1988-12-20 |
| 4750718 | Dual rate leaf spring construction | — | 1988-06-14 |
| 4565356 | Bushing construction for a fiber reinforced plastic leaf spring | — | 1986-01-21 |
| 4489846 | Self-leveling base for tank | — | 1984-12-25 |
| 4286573 | Water heater heat trap assembly | — | 1981-09-01 |