Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10383323 | Knotting aid | Michael Jon Hamell, Eric David Coffey | 2019-08-20 |
| 5890450 | Linear stroke valve position indicator | Harold Brian Skeels, Christopher D. Bartlett, Christopher E. Cunningham | 1999-04-06 |