Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9023556 | Method of preparing gas diffusion media for a fuel cell | Chunxin Ji, Mark Mathias | 2015-05-05 |
| 8343452 | Acrylic fiber bonded carbon fiber paper as gas diffusion media for fuel cell | Chunxin Ji, Mark Mathias | 2013-01-01 |