Wrede; Stefan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wrede; Stefan.The latest application filed is for "wireline system and methods of using same".
- Wrede; Stefan - Kirchhundem DE
| Patent | Date |
|---|---|
| Wireline system and methods of using same Grant 10,919,726 - Upmeier , et al. February 16, 2 | 2021-02-16 |
| Wireline System And Methods Of Using Same App 20200024098 - UPMEIER; THORSTEN ; et al. | 2020-01-23 |
| Wireline system and methods of using same Grant 10,384,907 - Upmeier , et al. A | 2019-08-20 |
| Wireline System And Methods Of Using Same App 20170081144 - Upmeier; Thorsten ; et al. | 2017-03-23 |
| Hoist Limiting Systems And Methods App 20140166953 - WRIGHT; CHRIS ; et al. | 2014-06-19 |
| Methods of controllling hydraulic motors Grant 8,408,328 - Wrede , et al. April 2, 2 | 2013-04-02 |
| Methods Of Controllling Hydraulic Motors App 20120216521 - WREDE; STEFAN ; et al. | 2012-08-30 |
| Methods of controlling hydraulic motors Grant 8,172,002 - Wrede , et al. May 8, 2 | 2012-05-08 |
| Methods Of Controlling Hydraulic Motors App 20120055715 - Wrede; Stefan ; et al. | 2012-03-08 |
| Modular rotary drill head Grant 8,118,118 - Kruse , et al. February 21, 2 | 2012-02-21 |
| Hydraulic control system for drilling systems Grant 8,118,113 - Wrede , et al. February 21, 2 | 2012-02-21 |
| Drill mast articulation assembly Grant 8,113,299 - Wrede , et al. February 14, 2 | 2012-02-14 |
| Alignment Assembly, Drilling Systems And Methods App 20110247880 - Wrede; Stefan ; et al. | 2011-10-13 |
| Valve system for drilling systems Grant 8,028,613 - Wrede , et al. October 4, 2 | 2011-10-04 |
| Clamping and breaking device Grant 7,997,167 - Kruse , et al. August 16, 2 | 2011-08-16 |
| Drill Mast Articulation Assembly App 20110132664 - Wrede; Stefan ; et al. | 2011-06-09 |
| Articulation assembly for moving a drill mast Grant 7,905,299 - Wrede , et al. March 15, 2 | 2011-03-15 |
| Modular Rotary Drill Head App 20100288560 - Kruse; Christof ; et al. | 2010-11-18 |
| Valve System For Drilling Systems App 20100276023 - Wrede; Stefan ; et al. | 2010-11-04 |
| Hydraulic Control System For Drilling Systems App 20100243327 - Wrede; Stefan ; et al. | 2010-09-30 |
| Drill-string shock absorbers Grant 7,779,932 - Hartung , et al. August 24, 2 | 2010-08-24 |
| Modular rotary drill head Grant 7,770,668 - Kruse , et al. August 10, 2 | 2010-08-10 |
| Modular Rotary Drill Head App 20100078221 - Kruse; Christof ; et al. | 2010-04-01 |
| Articulation Assembly For Moving A Drill Mast App 20100065335 - Wrede; Stefan ; et al. | 2010-03-18 |
| Drill-string Shock Absorbers App 20090101412 - Hartung; Markus ; et al. | 2009-04-23 |
| Clamping And Breaking Device App 20090056931 - Kruse; Christof ; et al. | 2009-03-05 |
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