Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8899347 | System and method of using a saver sub in a drilling system | Shardul Sarhad, Michael C. Sakach, Michael Mitchell, Ming-Chih Lai, Mark Sherman | 2014-12-02 |
| 8474875 | Repeater for wired pipe | Michael C. Sakach | 2013-07-02 |
| 4968940 | Well logging apparatus and method using two spaced apart transmitters with two receivers located between the transmitters | Brian Clark, Jacques Jundt, Martin G. Luling | 1990-11-06 |
| 4949045 | Well logging apparatus having a cylindrical housing with antennas formed in recesses and covered with a waterproof rubber layer | Brian Clark, Jacques Jundt, Martin G. Luling | 1990-08-14 |
| 4899112 | Well logging apparatus and method for determining formation resistivity at a shallow and a deep depth | Brian Clark, Jacques Jundt, Martin G. Luling | 1990-02-06 |
| 4413513 | Machine for testing chain and sprocket type drive systems | Kurt M. Marshek | 1983-11-08 |