Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11596890 | Restriction indicator device for filter assembly | Matt Louison, Ketan Vishwanath Shende, Peter K. Herman, Daniel Potratz, Chirag D. Parikh | 2023-03-07 |
| 8404115 | Sealed filter element | Clint Myers, Daniel Cady, John W. Wacker, Scott W. Schwartz, Benjamin Joseph Rubenzer | 2013-03-26 |
| 6257189 | Valve guide | Ralph D. Moretz | 2001-07-10 |
| 6178937 | Rocker arm fixture | William D. Solomon, Erin C. Lickfelt | 2001-01-30 |