Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666269 | Method and apparatus for producing fluid from a well and for limiting accumulation of sediments in the well | Michael R. Berry | 2003-12-23 |
| 6595295 | Electric submersible pump assembly | Michael R. Berry | 2003-07-22 |
| 6547003 | Downhole rotary water separation system | Michael R. Berry, Stephen E. Conner | 2003-04-15 |