Down; Alexander
Patent Applications and Registrations
Patent applications and USPTO patent grants for Down; Alexander.The latest application filed is for "downhole reception and transmission of electromagnetic data telemetry signals".
- Down; Alexander - Calgary CA
| Patent | Date |
|---|---|
| Downhole reception and transmission of electromagnetic data telemetry signals Grant 10,704,384 - Down , et al. | 2020-07-07 |
| Downhole Reception And Transmission Of Electromagnetic Data Telemetry Signals App 20190345817 - DOWN; Alexander ; et al. | 2019-11-14 |
| Downhole reception and transmission of electromagnetic data telemetry signals Grant 10,400,585 - Down , et al. Sep | 2019-09-03 |
| Downhole Reception And Transmission Of Electromagnetic Data Telemetry Signals App 20180187544 - DOWN; Alexander ; et al. | 2018-07-05 |
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