Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7819198 | Friction spring release mechanism | Christopher W. Mayeu | 2010-10-26 |
| 6536522 | Artificial lift apparatus with automated monitoring characteristics | Art Britton | 2003-03-25 |
| 6419011 | Annular shaped interrupted solenoid activator and pump for borehole subsea use (BEI-0002) | — | 2002-07-16 |
| 6382234 | One shot valve for operating down-hole well working and sub-sea devices and tools | Harry Ehlert | 2002-05-07 |