Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11359614 | Power head of vertical reciprocating pump with multi-spherical connection, and water injection pump using the same | Yingfeng Chen, Heping Liu | 2022-06-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11359614 | Power head of vertical reciprocating pump with multi-spherical connection, and water injection pump using the same | Yingfeng Chen, Heping Liu | 2022-06-14 |