Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6905793 | Folded metal bipolar sheets for fuel cells | Leonard G. Marianowski, Gerald J. Koncar, Qinbai Fan | 2005-06-14 |
| 6723462 | Low cost metal bipolar plates and current collectors for polymer electrolyte membrane fuel cells | Qinbai Fan, Michael Onischak, Leonard G. Marianowski | 2004-04-20 |