| 8246086 |
Low cost, high performance pipe connection |
— |
2012-08-21 |
| 8181998 |
Threaded pipe connection |
— |
2012-05-22 |
| 6988754 |
Vehicle bumper |
— |
2006-01-24 |
| 6817099 |
Threaded pipe connection and method |
— |
2004-11-16 |
| 6682101 |
Wedgethread pipe connection |
— |
2004-01-27 |
| 6578880 |
Wedgethread pipe connection |
— |
2003-06-17 |
| 5516158 |
Self-swaging threaded tubular connection |
— |
1996-05-14 |
| 5427418 |
High strength, low torque threaded tubular connection |
— |
1995-06-27 |
| 5383692 |
Threaded tubular connection |
— |
1995-01-24 |
| 5143411 |
Threaded tubular connection |
— |
1992-09-01 |
| 5018771 |
Threaded tubular connection |
— |
1991-05-28 |
| 4974882 |
Oilwell tubing connection |
— |
1990-12-04 |
| 4813717 |
Oilwell tubing connection |
— |
1989-03-21 |
| 4769156 |
Method and means to pump a well |
— |
1988-09-06 |
| 4750761 |
Oilwell tubular connection |
— |
1988-06-14 |
| 4726743 |
Hydraulically driven downhole pump |
— |
1988-02-23 |
| 4693179 |
Temperature controlled rotary screen printing apparatus |
— |
1987-09-15 |
| 4627345 |
Rotary screen printing apparatus |
— |
1986-12-09 |
| 4278550 |
Fluid separator |
— |
1981-07-14 |
| 4258271 |
Power converter and method |
Walter L. Chappell, II |
1981-03-24 |
| 4245388 |
Safety razor |
Jan Dawidowicz |
1981-01-20 |