Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12090439 | Self-cleaning air filter system | Stefan Hämmerle, Peter Gast, Andreas Kleinhenz, Andreas Reisch, Hans Leistle | 2024-09-17 | $42,498,000 |
| 11845035 | Self-cleaning air filter system | Stefan Hämmerle, Peter Gast, Andreas Kleinhenz, Andreas Reisch, Hans Leistle | 2023-12-19 | $58,416,000 |
| 8429905 | Vehicle exhaust treatment systems | Georg Frank | 2013-04-30 | $9,884,000 |
| 6861593 | Weighing sensor with calibration weight | Otto Kuhlmann, Peter Fleischer, Friedrich Helmsen, Detlev Erben, Rudolf Mueller | 2005-03-01 |