Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12485038 | Implantable tube valve | Erwin Dekkers, Simon Plukker, Jorg Stroetzel | 2025-12-02 | |
| 11291582 | System for reversible contraceptive sterilization | Erwin Dekkers | 2022-04-05 | |
| 7320719 | Filter device method of manufacturing the same and method of replacing a filter device | Johannes Valkenburg | 2008-01-22 | $18,826,000 |
| 5639287 | Filter system for filtering fluids | Anton J. J. Horsten | 1997-06-17 | $20,272,000 |
| 5509950 | Filter device for the filtration of gases and/or fluids | Jos Valkenburg | 1996-04-23 | $11,827,000 |
| 5501794 | Wave filter with flexible tensioning members | Anton J. J. Horsten | 1996-03-26 | $10,829,000 |