Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8851204 | Mud motor with integrated percussion tool and drill bit | Craig Knull | 2014-10-07 |
| 6473928 | Magnetic control valve for a suction powered pool cleaner | Thomas E. Veloskey, Jeffrey A. Wichmann, Ronald J. Sargent | 2002-11-05 |
| D436700 | Cleaner for swimming pools | Gregory H. Nagy, Herman Stoltz, Ronald J. Sargent | 2001-01-23 |