Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8919378 | Compact electrically controlled four-way valve with port mixing | Brian K. Bartnick | 2014-12-30 |
| 8794264 | Fluid valve port optimized for robustness with standard O-ring seal | Brian K. Bartnick, Pablo Valencia, Jr., Bill Tompkins | 2014-08-05 |
| 8584708 | Multi-port variable flow control valve with single actuator and interface | Brian K. Bartnick | 2013-11-19 |