Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10940545 | Drill bit, such as an auger drill bit, and method therefore | Eugene A. Kulig | 2021-03-09 |
| D872144 | Drill bit | Eugene A. Kulig | 2020-01-07 |
| D586044 | Three way operated shaver | Troy Wilson, Xingrong Zhang | 2009-02-03 |