Downie; Andrew McPherson
Patent Applications and Registrations
Patent applications and USPTO patent grants for Downie; Andrew McPherson.The latest application filed is for "stabilizers and bearings for extreme wear applications".
- Downie; Andrew McPherson - Fife GB
- Downie; Andrew McPherson - Dunfermline Fife
- Downie; Andrew McPherson - Central Scotland GB
| Patent | Date |
|---|---|
| Stabilizers and bearings for extreme wear applications Grant 10,718,374 - Panda , et al. | 2020-07-21 |
| Stabilizers And Bearings For Extreme Wear Applications App 20190154081 - Panda; Krutibas ; et al. | 2019-05-23 |
| Downhole drilling assembly Grant 10,119,336 - Downie , et al. November 6, 2 | 2018-11-06 |
| Downhole turbine tachometer Grant 10,119,386 - Downie November 6, 2 | 2018-11-06 |
| Downhole drilling assembly Grant 9,714,543 - Downie , et al. July 25, 2 | 2017-07-25 |
| Drilling turbine power generation Grant 9,523,263 - Downie , et al. December 20, 2 | 2016-12-20 |
| Turbine for transmitting electrical data Grant 9,518,462 - Downie , et al. December 13, 2 | 2016-12-13 |
| Downhole Turbine Tachometer App 20160319656 - Downie; Andrew McPherson | 2016-11-03 |
| Downhole drilling assembly Grant 9,249,630 - Downie , et al. February 2, 2 | 2016-02-02 |
| Drilling Turbine Power Generation App 20150361766 - Downie; Andrew McPherson ; et al. | 2015-12-17 |
| Turbine For Transmitting Electrical Data App 20150308262 - Downie; Andrew McPherson ; et al. | 2015-10-29 |
| Downhole Drilling Assembly App 20140305711 - Downie; Andrew McPherson ; et al. | 2014-10-16 |
| Downhole Drilling Assembly App 20140305710 - Downie; Andrew McPherson ; et al. | 2014-10-16 |
| Downhole Drilling Assembly App 20120111640 - Downie; Andrew McPherson ; et al. | 2012-05-10 |
| Drive system Grant 7,802,638 - Downie , et al. September 28, 2 | 2010-09-28 |
| Drive System App 20080264693 - Downie; Andrew McPherson ; et al. | 2008-10-30 |
| Drive system Grant 7,416,034 - Downie , et al. August 26, 2 | 2008-08-26 |
| Downhole tool Grant 7,252,150 - Downie , et al. August 7, 2 | 2007-08-07 |
| Drilling turbine Grant 7,204,326 - Downie , et al. April 17, 2 | 2007-04-17 |
| Downhole tool App 20040251051 - Downie, Andrew McPherson ; et al. | 2004-12-16 |
| Drilling turbine App 20040200642 - Downie, Andrew McPherson ; et al. | 2004-10-14 |
| Drive system App 20040026129 - Downie, Andrew McPherson ; et al. | 2004-02-12 |
| Stabilization devices for drill motors Grant 5,853,053 - Gilchrist , et al. December 29, 1 | 1998-12-29 |
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