Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7461830 | Multiple sensor for preventing a crown-block incursion on an oil well rig | — | 2008-12-09 |
| 7359801 | Method and system for evaluating weight data from a service rig | — | 2008-04-15 |
| 7228899 | Warning device and method to prevent clutch burning | Kevin Northcutt | 2007-06-12 |
| 7226037 | System for assuring engagement of a hydromatic brake on a drilling or well service rig | — | 2007-06-05 |
| 7221155 | Inventory counter for oil and gas wells | — | 2007-05-22 |
| 7114577 | Safemode operating system for a drilling or service rig | — | 2006-10-03 |
| 7064677 | Method of monitoring service operations of a service vehicle at a well site | — | 2006-06-20 |
| 7029422 | Ergonomics safety warning device and method to prevent clutch burning | Kevin Northcutt | 2006-04-18 |
| 7004456 | Engine speed limiter for a hoist | — | 2006-02-28 |
| 7006009 | Servicing system for wells | — | 2006-02-28 |
| 7006920 | Activity data capture system for a well service vehicle | Paul M. Herring | 2006-02-28 |
| 6898983 | Mechanical multiplier for a strain gage on a derrick | — | 2005-05-31 |
| 6826492 | Method of managing a well file record at a well site | — | 2004-11-30 |
| 6758095 | Tongs monitor with learning mode | — | 2004-07-06 |
| 6728638 | Method of monitoring operations of multiple service vehicles at a well site | — | 2004-04-27 |
| 6675826 | Automatic flood prevention system | Richie D. Sites | 2004-01-13 |
| 6578634 | Method of monitoring pumping operations of a service vehicle at a well site | — | 2003-06-17 |
| 6377189 | Oil well servicing system | — | 2002-04-23 |
| 6374706 | Sucker rod tool | — | 2002-04-23 |
| 6276449 | Engine speed control for hoist and tongs | — | 2001-08-21 |
| 6253849 | Method of distinguishing the raising and lowering of tubing and sucker rods | — | 2001-07-03 |
| 6241020 | Method of recording a cross-load on a mobile repair unit for a well | — | 2001-06-05 |
| 6212763 | Torque-turn system for a three-element sucker rod joint | — | 2001-04-10 |
| 6213207 | Method of distinguishing between installing different sucker rods | — | 2001-04-10 |
| 6209639 | Method of ensuring that well tubing was properly stretched | — | 2001-04-03 |