Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814959 | Methods for increasing the amplitude of reciprocal extensions and contractions of a shock tool for drilling operations | Andrew Lawrence Scott, Yong Yang, Roman Kvasnytsia | 2023-11-14 |
| 11220866 | Drilling oscillation systems and shock tools for same | Andrew Lawrence Scott, Yong Yang, Roman Kvasnytsia | 2022-01-11 |
| 11002099 | Valves for actuating downhole shock tools in connection with concentric drive systems | Jeffery Ronald Clausen, Nicholas Ryan Marchand | 2021-05-11 |
| 10718168 | Drilling oscillation systems and optimized shock tools for same | Andrew Lawrence Scott, Yong Yang | 2020-07-21 |
| 9981362 | Apparatus and methods for high pressure leaching of polycrystalline diamond cutter elements | Russell C. Gilleylen, Guodong Zhan, Haresh Ghansyam, James R. Streater, Jr., Adondria M. Parker | 2018-05-29 |