| 12115266 |
Methods and apparatus to reduce biological carryover using induction heating |
Jeffrey Mitchell |
2024-10-15 |
| 11452787 |
Methods and apparatus to reduce biological carryover using induction heating |
Jeffrey Mitchell |
2022-09-27 |
| 9974872 |
Methods and apparatus to reduce biological carryover using induction heating |
Jeffrey Mitchell |
2018-05-22 |
| 9686824 |
Methods and apparatus to reduce biological carryover using induction heating |
Jeffrey Mitchell |
2017-06-20 |
| 9073094 |
Methods and apparatus to reduce biological carryover using induction heating |
Jeffrey Mitchell |
2015-07-07 |
| 6142248 |
Reduced erosion nozzle system and method for the use of drill bits to reduce erosion |
Gary M. Thigpen, Henry P. Rebollido, Jr., Coy M. Fielder |
2000-11-07 |
| 6026919 |
Cutting element with stress reduction |
Gary M. Thigpen, Coy M. Fielder |
2000-02-22 |
| 5992548 |
Bi-center bit with oppositely disposed cutting surfaces |
Roger Silva, Henry P. Rebollido, Jr., Coy M. Fielder |
1999-11-30 |
