Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10480299 | Downhole chemical injection method and system for use in ESP applications | Jinjiang Xiao | 2019-11-19 |
| 10385664 | Downhole chemical injection method and system for use in ESP applications | Jinjiang Xiao | 2019-08-20 |