Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002040 | System and method for controlling flow in a wellbore | Dwayne May, David McCalvin, Paul G. Goughnour, David Biddick | 2011-08-23 |
RJ
Russell A. Johnston
Overall (2011): #177,057 of 364,097Top 50%
1
Patents 2011