Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6994930 | Direct fired reciprocating engine and bottoming high temperature fuel cell hybrid | Norman T. Holcombe | 2006-02-07 |
| 6635375 | Planar solid oxide fuel cell with staged indirect-internal air and fuel preheating and reformation | Mark Williams | 2003-10-21 |
| 6623880 | Fuel cell-fuel cell hybrid system | Mark Williams | 2003-09-23 |
| 4921765 | Combined goal gasifier and fuel cell system and method | Frank D. Gmeindl | 1990-05-01 |