Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6705081 | System and method for sensor control of the fuel-air ratio in a burner | Dean Kamen, Christopher C. Langenfeld, Michael G. Norris, Andrew A. Schnellinger | 2004-03-16 |
| 6316864 | Piezo-electric actuator operable in an electrolytic fluid | — | 2001-11-13 |
| 6220295 | Three way piezoelectric valve | Clement D. Bouchard, Kevin L. Grant, John William Hillis, Patrick Hurley | 2001-04-24 |
| 6164621 | Simplified piezoelectric valve | Clement D. Bouchard, Kevin L. Grant, John William Hillis, Patrick Hurley | 2000-12-26 |
| 6118207 | Piezo-electric actuator operable in an electrolytic fluid | Robert R. Tipton | 2000-09-12 |