Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7487831 | Downhole surge pressure reduction and filtering apparatus | Gerald Pedersen, Richard L. Giroux, Thad Scott, David M. Haugen | 2009-02-10 |
| 7270181 | Downhole surge pressure reduction and filtering apparatus | Gerald Pedersen, Richard L. Giroux, Thad Scott, David M. Haugen | 2007-09-18 |
| 6966375 | Downhole surge pressure reduction and filtering apparatus | Gerald Pedersen, Richard L. Giroux, Thad Scott, David M. Haugen | 2005-11-22 |
| 6755252 | Downhole surge pressure reduction and filtering apparatus | Gerald Pedersen, Richard L. Giroux, Thad Scott, David M. Haugen | 2004-06-29 |
| 6571869 | Downhole surge pressure reduction and filtering apparatus | Gerald Pedersen, Richard L. Giroux, Thad Scott, David M. Haugen | 2003-06-03 |