Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6823937 | Wellhead | Robert Lance Cook, David Paul Brisco, R. Bruce Stewart, Lev Ring, Richard Carl Haut | 2004-11-30 |
RM
Robert Donald Mack
Overall (2004): #126,243 of 270,089Top 50%
1
Patents 2004