Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11681108 | Dustcap with built-in cleaner | John P. Hill, William J. Cruzen, James John Henschel | 2023-06-20 |
| 11675139 | Dust cap with built-in cleaner | John P. Hill, William J. Cruzen, James John Henschel | 2023-06-13 |