Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6349503 | Fluid powered barrier system | Michael A. Gompertz, Klaus Silbermann | 2002-02-26 |
| 6192627 | Lead screw barrier system | Michael A. Gompertz, Klaus Silbermann | 2001-02-27 |