Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE45186 | Low cost room temperature electrochemical carbon monoxide and toxic gas sensor with humidity compensation based on protonic conductive membranes | Yousheng Shen, D. George Field | 2014-10-14 |
| RE45100 | Gas sensor based on protonic conductive membranes | Yousheng Shen, D. George Field | 2014-09-02 |
| 8276548 | Low cost tankless portable water heater | Gerald Rennert, Ryan Chavez | 2012-10-02 |
| 6896781 | Gas sensor with electrically conductive, hydrophobic membranes | Yousheng Shen | 2005-05-24 |
| 6200443 | Gas sensor with a diagnostic device | Yousheng Shen | 2001-03-13 |
| 6080294 | Gas sensor with dual electrolytes | Yousheng Shen | 2000-06-27 |
| 5650054 | Low cost room temperature electrochemical carbon monoxide and toxic gas sensor with humidity compensation based on protonic conductive membranes | Yousheng Shen, D. George Field | 1997-07-22 |
| 5632614 | Gas fired appliance igntion and combustion monitoring system | D. George Field, Kevin D. Banta, Gary Scott Nichols | 1997-05-27 |
| 5573648 | Gas sensor based on protonic conductive membranes | Yousheng Shen, D. George Field | 1996-11-12 |
| 5526280 | Method and system for gas detection | D. George Field, Kevin D. Banta | 1996-06-11 |
| 5348224 | Gas flow modulator | Richard Slamka | 1994-09-20 |
| 5055270 | Gas sensor | Richard Slamka, Konrad Colbow | 1991-10-08 |