Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9683418 | Methods and systems for picking up a drill bit | David Alston Edbury, Jose Victor Guerrero, Duncan Charles MacDonald, James Bryon Rogers | 2017-06-20 |
DS
Donald Ray Sitton
Overall (2017): #436,152 of 506,227Top 90%
1
Patents 2017