Issued Patents 2021
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193330 | Method of drilling with an extensible pad | Edward C. Spatz, James Dudley | 2021-12-07 |
| 11187040 | Downhole drilling tool with a polycrystalline diamond bearing | Gregory Prevost, Michael V. Williams, Edward C. Spatz, William W. King, David P. Miess | 2021-11-30 |
| D920070 | Directional drilling assembly | Edward C. Spatz, David P. Miess, Gregory Prevost | 2021-05-25 |
| D920072 | Directional drilling assembly | Edward C. Spatz, David P. Miess, Gregory Prevost | 2021-05-25 |
| D920071 | Directional drilling assembly | Edward C. Spatz, David P. Miess, Gregory Prevost | 2021-05-25 |
| 11014759 | Roller ball assembly with superhard elements | David P. Miess, Gregory Prevost, Michael V. Williams, William W. King | 2021-05-25 |
| D919397 | Directional drilling assembly | Edward C. Spatz, David P. Miess, Gregory Prevost | 2021-05-18 |
| 10890030 | Method, apparatus by method, and apparatus of guidance positioning members for directional drilling | Edward C. Spatz, David P. Miess, Gregory Prevost | 2021-01-12 |