Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061388 | Chemical barrier plug assembly and manufacturing and dislodgement methods for hydrostatic and pneumatic testing | Daniel E. O'Brien, JAMES McCAFFERTY, Robert H Wessels | 2011-11-22 |