Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D787908 | Electric portable wet saw | — | 2017-05-30 |
| 5878818 | Mechanical set anchor with slips pocket | John E. Campbell, Thomas F. Bailey | 1999-03-09 |
| 5829531 | Mechanical set anchor with slips pocket | John E. Campbell, Thomas F. Bailey | 1998-11-03 |
| 5657820 | Two trip window cutting system | Thomas F. Bailey, John E. Campbell | 1997-08-19 |
| 5431220 | Whipstock starter mill assembly | W. L. Lennon, Thomas F. Bailey, John E. Campbell | 1995-07-11 |
| 5238063 | Pressure balanced charge container for wellhead severing system | — | 1993-08-24 |
| 4909320 | Detonation assembly for explosive wellhead severing system | Robert Schwartz | 1990-03-20 |