Polyntsev; Oleg
Patent Applications and Registrations
Patent applications and USPTO patent grants for Polyntsev; Oleg.The latest application filed is for "drilling system with flow control valve".
- Polyntsev; Oleg - Cheltenham GB
- Polyntsev; Oleg - Gloucestershire GB
| Patent | Date |
|---|---|
| Drilling system with flow control valve Grant 10,184,296 - Niina , et al. Ja | 2019-01-22 |
| Bottom hole assembly including bi-stable valves Grant 9,435,157 - Polyntsev September 6, 2 | 2016-09-06 |
| Drilling System with Flow Control Valve App 20150337601 - Niina; Nobuyoshi ; et al. | 2015-11-26 |
| Instrumented drilling system Grant 9,140,114 - Perrin , et al. September 22, 2 | 2015-09-22 |
| Drilling system with flow control valve Grant 9,121,223 - Niina , et al. September 1, 2 | 2015-09-01 |
| Control systems and methods for directional drilling utilizing the same Grant 8,919,459 - Polyntsev December 30, 2 | 2014-12-30 |
| Monitoring System for Drilling Instruments App 20140284103 - Niina; Nobuyoshi ; et al. | 2014-09-25 |
| System for controlling flow of an actuating fluid Grant 8,739,862 - Niina , et al. June 3, 2 | 2014-06-03 |
| Bi-Stable Valve App 20140076637 - Polyntsev; Oleg | 2014-03-20 |
| Drilling System With Flow Control Valve App 20140014413 - Niina; Nobuyoshi ; et al. | 2014-01-16 |
| Instrumented Drilling System App 20130341095 - Perrin; Cedric ; et al. | 2013-12-26 |
| Bi-stable valve Grant 8,602,104 - Polyntsev December 10, 2 | 2013-12-10 |
| Bi-stable Valve App 20120132428 - POLYNTSEV; OLEG | 2012-05-31 |
| System For Controlling Flow Of An Actuating Fluid App 20120067592 - NIINA; NOBUYOSHI ; et al. | 2012-03-22 |
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