Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10072463 | Anti-balling drill bit positioned relative to fixed blades presenting fixed cutting inserts | Xiao Jun Peng | 2018-09-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10072463 | Anti-balling drill bit positioned relative to fixed blades presenting fixed cutting inserts | Xiao Jun Peng | 2018-09-11 |