Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10760340 | Up drill apparatus and method | Gunther HH von Gynz-Rekowski, Russell Wayne Koenig, Chaitanya P. Challa, Frank R. Vignal | 2020-09-01 |
| 10760615 | Polycrystalline diamond thrust bearing and element thereof | David P. Miess, Edward C. Spatz, Michael R. Reese, Gregory Prevost, William W. King | 2020-09-01 |
| 10738821 | Polycrystalline diamond radial bearing | David P. Miess, Gregory Prevost, Edward C. Spatz, Michael R. Reese, William W. King | 2020-08-11 |
| 10648238 | Boring apparatus and method | Gunther HH von Gynz-Rekowski | 2020-05-12 |