Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11726000 | Hybrid fluorescent UV dye for refrigerant systems | Muhammad Khizar, Raymond Thompson | 2023-08-15 |
| 8381401 | Method of installing rotatable flapper valve to an interior of a conduit | Jason Lefler, William E. Hill | 2013-02-26 |
| 8191572 | Snap action valve with bumper pad | Jason Lefler, William E. Hill | 2012-06-05 |
| 7896130 | Snap action valve with inertia damper | William E. Hill, Jason Lefler | 2011-03-01 |