Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776240 | Downhole valve | Michael Lee Smith | 2004-08-17 |
MK
Michael H. Kenison
Overall (2004): #153,442 of 270,089Top 60%
1
Patents 2004