Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252356 | Method and system of producing coil springs | Bernd Walz, Frank Weiblen, Stefan Fries, Felix Meyer | 2025-03-18 |
| 7555971 | Self-contained hydraulically operated tool | — | 2009-07-07 |
| 7223137 | Floating, water current-driven electrical power generation system | — | 2007-05-29 |