Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11773987 | Flow modulator for a fluid | Clemens Metker, Gerrit Jan Baarda, Andreas Kammerahl, Martin Petersmann, Anton Quatmann +1 more | 2023-10-03 |
| 10247416 | Method for operating a gas burner | Gerrit Jan Baarda, Piet Blaauwwiekel, Frank van Prooijen, Gerwin Langius, Albert Hietkamp | 2019-04-02 |
| 5358005 | Solenoid valve with dirt trap | Frank van Prooijen | 1994-10-25 |