Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8726985 | Expanding a tubular element in a wellbore | Johannes Louis Leonardus Hessels, Antonius Leonardus Maria Wubben, Djurre Hans Zijsling | 2014-05-20 |
| 7681636 | Pipe expander | Antonius Leonardus Maria Wubben, Djurre Hans Zijsling | 2010-03-23 |
| 7314100 | System for use in a bore hole for axially coupling a tubular end and a mandrel | — | 2008-01-01 |
| 7278211 | Bore hole tool assembly and method of designing same | — | 2007-10-09 |