Issued Patents 2021
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11192731 | Container bulk material delivery system | Bryan Chapman Lucas, Calvin L. Stegemoeller, Bryan John Lewis, Austin Carl Schaffner, Jim B. Surjaatmadja | 2021-12-07 |
| 11149515 | Multiple down-hole tool injection system and method | Brad Robert Bull, Kurt Rohrbough Harpold, Jr., William Joe Robinson, Glen Leo Handke, Chad Adam Fisher | 2021-10-19 |
| 11047717 | System and method for determining slurry sand concentration and continuous calibration of metering mechanisms for transferring same | Wesley John Warren, Bryan John Lewis | 2021-06-29 |
| 11021936 | Utilizing electrically actuated explosives downhole | Jim B. Surjaatmadja, Stanley V. Stephenson, Bryan John Lewis | 2021-06-01 |
| 10961828 | Utilizing electrically actuated explosives downhole | Jim B. Surjaatmadja, Stanley V. Stephenson, Bryan John Lewis | 2021-03-30 |
| 10957300 | Reducing far-field noise produced by well operations | Bryan John Lewis, Kenneth R. Coffman, Bruce Carl Lucas, Adam Lynn Marks | 2021-03-23 |
| 10920557 | Utilizing electrically actuated explosives downhole | Jim B. Surjaatmadja, Stanley V. Stephenson, Bryan John Lewis, James M. Barker | 2021-02-16 |
| 10914156 | Frac pulser system and method of use thereof | Alan Coats, Stanley V. Stephenson, Jim B. Surjaatmadja | 2021-02-09 |