Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11149996 | Pressure reducing variable expansion disc | James Amick | 2021-10-19 |
| 11137164 | Control systems and methods for heat pump systems | Tony Lu, David Gerald Kenyon, Junqiang Fan, Jie Li, Massimiliano D'Angelo | 2021-10-05 |