Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8051700 | Exhaust gas sensor and method for determining concentrations of exhaust gas constituents | Walter T. Symons, Robert Farhat, Sheng Yao | 2011-11-08 |
| 7975537 | Systems and methods for sensing an ammonia concentration in exhaust gases | Sheng Yao | 2011-07-12 |
| 7964072 | Sensor material and gas sensor element and gas sensor derived therefrom | Sheng Yao, Thomas M. Brunette, Elizabeth Briggs, Raymond L. Bloink, David D. Cabush | 2011-06-21 |