Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9422771 | Reverse circulation bit assembly | Kenneth M. Curry, Jeffery T. Ross, Kyle Edward Johnson | 2016-08-23 |
| 9285063 | Connection fitting for connecting thermoplastic pipes | — | 2016-03-15 |