| 11939824 |
Brakes for a tong |
Arne Tjark Becker |
2024-03-26 |
| 11920411 |
Tool coupler with sliding coupling members for top drive |
Michael Henke, Michael Kratzert, Thomas Nicolas Emmanuel Veit |
2024-03-05 |
| 11629561 |
Brakes for a tong |
Arne Tjark Becker |
2023-04-18 |
| 11572746 |
Rotary gripping apparatus for a power tong |
Arne Tjark Becker |
2023-02-07 |
| 11377915 |
Wellbore tong |
Arne Tjark Becker |
2022-07-05 |
| 11131151 |
Tool coupler with sliding coupling members for top drive |
— |
2021-09-28 |
| 10392879 |
Tong assembly with torque measurement |
— |
2019-08-27 |
| 10036215 |
Swivel elevator |
— |
2018-07-31 |
| 9745802 |
Connection between wellbore components |
Jeffery Morrison, Richard L. Giroux |
2017-08-29 |
| 9611713 |
Cement device release mechanism |
Richard L. Giroux |
2017-04-04 |
| RE39886 |
Bowling ball retrieving device |
Al Lynn Wilson, Norman Edward Morey |
2007-10-16 |
| 7104896 |
Offset motor mount adaptor device |
— |
2006-09-12 |
| 6027295 |
Lifting system for manufactured and mobile homes |
Carl Geppert |
2000-02-22 |
| 5140923 |
Raising and lowering device |
— |
1992-08-25 |
| 5125331 |
Device to crush and extract oil from oil filters |
— |
1992-06-30 |
| 4919979 |
Compacted bale |
Peter Gardella |
1990-04-24 |
| 4729304 |
Refuse compactor and transfer chamber |
Peter Gardella |
1988-03-08 |