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Non planar cutting element with non planar interface design and tools incorporating such elements |
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| 12270477 |
Needle for a choke valve assembly |
Frederic Pauchet, Edmund Peter McHugh, J. Daniel Belnap, David Wahlquist, Lynn Belnap +3 more |
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| 12078016 |
Downhole cutting tool having cutting element with nonplanar face to improve cutting efficiency and durability |
Manoj D. Mahajan, John Daniel Belnap, Xiaoge Gan, Yi Fang, Lynn Belnap +5 more |
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| 11976519 |
Ridge shaped element |
Feng Yu, Ronald K. Eyre, Douglas G. Marsh |
2024-05-07 |
| D981415 |
Handle |
— |
2023-03-21 |
| 11578538 |
Cutting element with nonplanar face to improve cutting efficiency and durability |
Manoj D. Mahajan, John Daniel Belnap, Xiaoge Gan, Yi Fang, Lynn Belnap +5 more |
2023-02-14 |
| 11492852 |
Mechanical locking of cutting element with carbide matrix |
Yahua Bao, John Daniel Belnap, Gregory Caron, Feng Yu, Michael David France +2 more |
2022-11-08 |
| 9021964 |
Folding table |
— |
2015-05-05 |
| 8091185 |
Apparatus for restraining a squeezed CRD blade |
— |
2012-01-10 |
