Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10629938 | Fuel cell end plate unit and stack | Liang Xi, Xi Yang, Siguang Xu, Jeffrey A. Rock | 2020-04-21 |
| 10601063 | Method of manufacturing a fuel cell stack | Jeffrey A. Rock, Liang Xi, Xi Yang | 2020-03-24 |