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, Qinbai Fan, Jeremy Chervinko | 2005-06-14 |
| 5942347 | Proton exchange membrane fuel cell separator plate | Leonard G. Marianowski | 1999-08-24 |