Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385390 | Permanent well monitoring with acoustically transparent plugs | Duncan Groves, Andrew Hawthorn | 2025-08-12 |
| 11846182 | Serial hybrid downhole telemetry networks | Andy Hawthorn | 2023-12-19 |
| 11549368 | Serial hybrid downhole telemetry networks | Andy Hawthorn | 2023-01-10 |
| 11542814 | Telemetry system combining two telemetry methods | John D. Macpherson, Andrew Hawthorn, Lei Fang, Volker Peters, Andreas Peter | 2023-01-03 |
| 11105197 | Method and apparatus for pre-loading a piezoelectric transducer for downhole acoustic communication | Xiaojun Xiao, John Godfrey McRory | 2021-08-31 |
| 11095399 | Robust telemetry repeater network system and method | Celine J. Martineau | 2021-08-17 |
| 10677049 | Downhole low rate linear repeater relay network timing system and method | — | 2020-06-09 |
| 10669842 | Method and apparatus for pre-loading a piezoelectric transducer for downhole acoustic communication | Xiaojun Xiao, John Godfrey McRory | 2020-06-02 |
| 10673571 | Robust telemetry repeater network system and method | Celine J. Martineau | 2020-06-02 |
| 10268169 | Adaptive sample-by-sample controller for under-determined systems | Peter Zahariev Rashev | 2019-04-23 |
| 10103846 | Robust telemetry repeater network system and method | Celine J. Martineau | 2018-10-16 |
| 10060255 | Downhole low rate linear repeater relay network timing system and method | — | 2018-08-28 |
| 9458711 | Downhole low rate linear repeater relay network timing system and method | — | 2016-10-04 |
| 8909176 | Multi-dimensional volterra series transmitter linearization | Peter Zahariev Rashev, John Matthew Holt | 2014-12-09 |
| 8886341 | Adaptive sample-by-sample controller for under-determined systems | Peter Zahariev Rashev | 2014-11-11 |
| 8843088 | Minimum feedback radio architecture with digitally configurable adaptive linearization | Peter Zahariev Rashev | 2014-09-23 |
| 8737938 | Signal Transmitter linearization | Peter Zahariev Rashev, David M. Tholl | 2014-05-27 |
| 8509712 | Multi-dimensional volterra series transmitter linearization | Peter Zahariev Rashev, John Matthew Holt | 2013-08-13 |
| 8364095 | Minimum feedback radio architecture with digitally configurable adaptive linearization | Peter Zahariev Rashev | 2013-01-29 |
| 8331879 | Multi-dimensional Volterra series transmitter linearization | Peter Zahariev Rashev, John Matthew Holt | 2012-12-11 |
| 8306488 | Signal transmitter linearization | Peter Zahariev Rashev, David M. Tholl | 2012-11-06 |
| 8213880 | Minimum feedback radio architecture with digitally configurable adaptive linearization | Peter Zahariev Rashev | 2012-07-03 |
| 7796960 | Signal transmitter linearization | Peter Zahariev Rashev, David M. Tholl | 2010-09-14 |
| 7602244 | Power amplifier bias synchronization | Damon G. Holmes, David M. Tholl, Peter Zahariev Rashev | 2009-10-13 |