Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9482078 | Diffuser for cable suspended dewatering pumping system | Christian Carstensen, Rik W. De Doncker, Helge Brauer, Holger Franz, Johannes P. Schmidt | 2016-11-01 |
| 8851165 | Compact cable suspended pumping system for lubricator deployment | Lance I. Fielder, Matthew Crowley, Holger Franz, Johannes P. Schmidt | 2014-10-07 |
| 8584761 | Compact cable suspended pumping system for dewatering gas wells | Lance I. Fielder, Christian Carstensen, Rik W. De Doncker, Helge Brauer, Holger Franz +1 more | 2013-11-19 |
| 8534366 | Compact cable suspended pumping system for lubricator deployment | Lance I. Fielder, Matthew Crowley, Holger Franz, Johannes P. Schmidt | 2013-09-17 |
| 8408312 | Compact cable suspended pumping system for dewatering gas wells | Lance I. Fielder, Christian Carstensen, Rik W. De Doncker, Helge Brauer, Holger Franz +1 more | 2013-04-02 |