Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7934421 | Biaxial wheel test assembly | Timothy G Olex, Christian R. Ritchey, Martin R. Scherzer, David D. Friske, Lee W. Davis +1 more | 2011-05-03 |
| 5488972 | Ball valve coupling | Donald G. McCracken | 1996-02-06 |
| 5234017 | Restrictor valve for a metered liquid dispensing system | David J. Aslin, Edward C. Lewis, William C. Marrison | 1993-08-10 |
| 5090449 | Coupling security and safety latch system | Paul J. E. Fournier, Randolph L. Maiville | 1992-02-25 |