Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9857802 | Gaseous fuel control device for engines | Kristian W. Yates, Galina Laur, Hillary H. Grimes, III | 2018-01-02 |
| 9303575 | Automatic set point adjustment system and method for engine air-fuel ratio control system | Richard Fisher, Galina Laur, Hillary H. Grimes, III, Kristian W. Yates, John A. Zahir +1 more | 2016-04-05 |
| 8005603 | Fuel control system and method for gas engines | C. Ross Fisher, Kristian W. Yates, George A. Mansfield, III | 2011-08-23 |
| 6978774 | Emission control valve for gas-fueled engines | C. Ross Fisher, Kristian W. Yates, William A. Hoie | 2005-12-27 |
| 4734086 | Endless power transmission belt structure | Billy L. Speer | 1988-03-29 |