Issued Patents 2020
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10865123 | Valve control apparatus | William D. Chandler, Jr., Aaron R. Wolfe | 2020-12-15 |
| 10865122 | Valve control apparatus | William D. Chandler, Jr., Aaron R. Wolfe, Patrick Frazer | 2020-12-15 |
| 10865124 | Piston valve with annular passages | William D. Chandler, Jr., Aaron R. Wolfe, Patrick Frazer | 2020-12-15 |
| 10829388 | Valve control apparatus | William D. Chandler, Jr., Aaron R. Wolfe, Patrick Frazer | 2020-11-10 |
| 10822252 | Valve control apparatus | William D. Chandler, Jr., Aaron R. Wolfe | 2020-11-03 |
| 10822250 | Valve control apparatus | William D. Chandler, Jr., Aaron R. Wolfe | 2020-11-03 |
| 10822251 | Piston valve with annular passages | William D. Chandler, Jr., Aaron R. Wolfe, Patrick Frazer | 2020-11-03 |
| 10633262 | Piston valve with annular passages | William D. Chandler, Jr., Aaron R. Wolfe | 2020-04-28 |
| 10590008 | Liquid treatment control system | William D. Chandler, Jr., Aaron R. Wolfe, Patrick Frazer | 2020-03-17 |