Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7934552 | Method and apparatus for well casing repair and plugging utilizing molten metal | — | 2011-05-03 |
| 7165607 | Resistive down hole heating tool | Homer L. Spencer | 2007-01-23 |
| 6942032 | Resistive down hole heating tool | Homer L. Spencer | 2005-09-13 |