Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7021553 | Space heating system with fuel cells and a connection to a public electrical network | Stefan Genswein | 2006-04-04 |
| 5663877 | Synchronous rectifier that is impervious to reverse feed | Philip Allington | 1997-09-02 |