Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9598921 | Method and system for well and reservoir management in open hole completions as well as method and system for producing crude oil | Wilhelmus Hubertus Paulus Maria Heijnen, Robert Bouke Peters | 2017-03-21 |
| 9080388 | Device and a system and a method of moving in a tubular channel | Wilhelmus Hubertus Paulus Maria Heijnen | 2015-07-14 |
| 7913753 | System for injecting a substance into an annular space | Wilhelmus Hubertus Paulus Maria Heijnen | 2011-03-29 |
| 7523785 | System for injecting a substance into an annular space | Wilhelmus Hubertus Paulus Maria Heijnen | 2009-04-28 |