Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7779859 | Flapper with insert stops for check valve | Stuart K. Denike, Gerald S. McGonigle, Jeremiah J. Warriner | 2010-08-24 |
| 7568498 | Engineered composite quiet check valve | Stuart K. Denike, G. Stephen McGonigle, Jeremiah J. Warriner | 2009-08-04 |
| 7562669 | Check valve stop assembly and method of retention | G. Stephen McGonigle, Jeremiah J. Warriner | 2009-07-21 |
| 7527069 | Electromagnetic split flapper pressure relief valve | Stuart K. Denike, G. Stephen McGonigle, Robert D. Sleeper, Craig T. Dorste, Don J. Atkins | 2009-05-05 |
| 7422029 | Linear damper for check valve | Stuart K. Denike, G. Stephen McGonigle, Jeremiah J. Warriner | 2008-09-09 |
| 7387291 | Collapsible shaft and control assembly | Robert D. Sleeper, Mark W. Williams, Stuart K. Denike, Don J. Atkins | 2008-06-17 |