Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11104035 | Mixer drum drive with variable displacement motor | Yanming Hou, Rongjun Zhang, Jeremy Andringa | 2021-08-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11104035 | Mixer drum drive with variable displacement motor | Yanming Hou, Rongjun Zhang, Jeremy Andringa | 2021-08-31 |