Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8807211 | Tool for shutting off openings or leaks in a well bore | Wilhelmus Hubertus Paulus Maria Heijnen | 2014-08-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8807211 | Tool for shutting off openings or leaks in a well bore | Wilhelmus Hubertus Paulus Maria Heijnen | 2014-08-19 |