Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11149760 | Pistonless cylinder | William W. Lee | 2021-10-19 |
| 11111717 | Fenestration system with shimming seal | Richard J. Mazur, Cameron Miles Wyatt, Jacob Blackburn, Kraig Hoekstra | 2021-09-07 |