Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528357 | Protector for electrical submersible pumps | Michael Hui Du, Arunkumar Arumugam, Ashley C. Kishino | 2016-12-27 |
| 7806670 | Protector for electrical submersible pumps | Michael Hui Du, Arunkumar Arumugam, Ashley C. Kishino | 2010-10-05 |
| 7217107 | Protector for electrical submersible pumps | Michael Hui Du, Arunkumar Arumugam, Ashley C. Kishino | 2007-05-15 |
| 6981853 | Protector for electrical submersible pumps | Michael Hui Du, Arunkumar Arumugam, Ashley C. Kishino | 2006-01-03 |
| 6916083 | Control over flow of an acoustic coupling fluid | Michael F. Miller, Glen Krueger, David S. Lee | 2005-07-12 |
| 6811382 | Integrated pumping system for use in pumping a variety of fluids | Steven E. Buchanan, Grigory Arauz, Kenneth L. Havlinek, Ashley C. Kishino, W. Keith Russell +2 more | 2004-11-02 |
| 6688860 | Protector for electrical submersible pumps | Michael Hui Du, Arunkumar Arumugam, Ashley C. Kishino | 2004-02-10 |
| 6126416 | Adjustable shroud for a submergible pumping system and pumping system incorporating same | — | 2000-10-03 |
| 6070661 | Production pump for use with a downhole pumping system | Steven C. Kennedy, Mike E. Nodine, Richard B. Kroeber | 2000-06-06 |
| 6056511 | Connection module for a submergible pumping system and method for pumping fluids using such a module | Steven C. Kennedy, Jay S. Mann | 2000-05-02 |
| 6033567 | Downhole fluid separation system incorporating a drive-through separator and method for separating wellbore fluids | Jay S. Mann | 2000-03-07 |
| 6017456 | Downhole fluid separation system | Steven C. Kennedy, Mike E. Nodine, Richard B. Kroeber | 2000-01-25 |
| 5730871 | Downhole fluid separation system | Steven C. Kennedy, Mike E. Nodine, Richard B. Kroeber | 1998-03-24 |
| 5693225 | Downhole fluid separation system | — | 1997-12-02 |
| 4727223 | Electrical penetrator | Francis T. Traylor | 1988-02-23 |
| 4481020 | Liquid-gas separator apparatus | Mukul K. Tyagi, Michael W. Furnas, Francis T. Traylor | 1984-11-06 |