Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6528192 | Residual fuel dissipation for a fuel cell stack | David E. James | 2003-03-04 |
| 6510369 | Residential load shedding | — | 2003-01-21 |
| 6428917 | Regulating the maximum output current of a fuel cell stack | Russel Hugh Marvin | 2002-08-06 |
| 6379826 | Regulating a fuel cell powered heating system | — | 2002-04-30 |
| 6313750 | Measuring cell voltages of a fuel cell stack | — | 2001-11-06 |
| 4553238 | Fiber optic amplifier | Herbert J. Shaw, Michel J. F. Digonnet | 1985-11-12 |
| 4362986 | Method and means for monitoring faults in an electric power system and the like | James J. Burke, Dale A. Douglass, Richard J. Murphy, Delano D. Wilson, Jonathan Wright | 1982-12-07 |