Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6012522 | Deformable well screen | Martin Donnelly, Jacobus Hendrikus Petrus Maria Emmen, Cornelis Jan Kenter, Wilhelmus Christianus Maria Lohbeck, Paulus Hermanus Franciscus Reijnen +1 more | 2000-01-11 |
| 5901789 | Deformable well screen | Martin Donnelly, Jacobus Hendrikus Petrus Maria Emmen, Cornelis Jan Kenter, Wilhelmus Christianus Maria Lohbeck, Paulus Hermanus Franciscus Reijnen +1 more | 1999-05-11 |