Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655458 | Formation testing instrument having extensible housing | Andrew Kurkjian, William Brian Underhill | 2003-12-02 |
JE
John B. Elmer
Overall (All Time): #3,529,990 of 4,157,543Top 85%
1
Patents All Time