Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814959 | Methods for increasing the amplitude of reciprocal extensions and contractions of a shock tool for drilling operations | Sean Matthew Donald, Andrew Lawrence Scott, Roman Kvasnytsia | 2023-11-14 |
| 11220866 | Drilling oscillation systems and shock tools for same | Sean Matthew Donald, Andrew Lawrence Scott, Roman Kvasnytsia | 2022-01-11 |
| 10718168 | Drilling oscillation systems and optimized shock tools for same | Sean Matthew Donald, Andrew Lawrence Scott | 2020-07-21 |
| 6437628 | Differential level shifting buffer | William H. Davenport | 2002-08-20 |