Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9932211 | Line stabilizer | — | 2018-04-03 |
| 9796567 | Line stabilizer | — | 2017-10-24 |
| 8752619 | Apparatus for suspending a downhole well string | Rene Mulder, Niels De Keijzer, Richard Verhoef | 2014-06-17 |
| 8632111 | Apparatus and method for facilitating handling pipe | Neils DeKeijzer, Rene Mulder, Joe Rodney Berry | 2014-01-21 |
| 7753138 | Pipe running tool having internal gripper | Daniel Juhasz, George I. Boyadjieff, Brian L. Eidem, Hans van Rijzingen, Herman M. Kamphorst +3 more | 2010-07-13 |
| 7699121 | Pipe running tool having a primary load path | Daniel Juhasz, George I. Boyadjieff, Brian L. Eidem, Hans van Rijzingen, Herman M. Kamphorst +3 more | 2010-04-20 |
| 7303021 | Wellbore rig elevator systems | Mike Schats, Bob DePont, Pieter Dekker | 2007-12-04 |
| D533432 | Handle | Mike Schats, Bob DePont, Pieter Dekker | 2006-12-12 |
| 6896048 | Rotary support table | David Mason, Rene Mulder | 2005-05-24 |
| 6845814 | Pipe-gripping structure having load rings | David Mason, Albert Patrick Jozef Maria de Pont, Hans van Rijzingen, Cornelis Wilhelmus Jacobus de Laat | 2005-01-25 |