Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10105227 | System for testing valves | David L. Dingmann, Troy D. Nickel, Andrew D. White, Kyle P. Duffin, Michael Liebschner +3 more | 2018-10-23 |
| 9662210 | System for testing valves | David L. Dingmann, Troy D. Nickel, Andrew D. White, Kyle P. Duffin, Michael Liebschner +3 more | 2017-05-30 |