Issued Patents All Time
Showing 1–25 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11111748 | Milling tools with a secondary attrition system | Manoj D. Mahajan, Shantanu N. Swadi, Walter E. Friedl, Christopher Kang Potter, Alan Fairweather +1 more | 2021-09-07 |
| 11002082 | Millable bit to whipstock connector | Shantanu N. Swadi, Tuan Nguyen, John E. Campbell, Shelton W. Alsup | 2021-05-11 |
| 10815745 | Thru-casing section mill | Mahesha Kumar | 2020-10-27 |
| 10704329 | Cementing whipstock assembly and running tool with releasably engaged cement tube for minimizing downhole trips during lateral drill sidetracking operations | John E. Campbell | 2020-07-07 |
| 10689930 | Dual-action hydraulically operable anchor and methods of operation and manufacture for wellbore exit milling | JOHN LLOYD CRABB, Antonio Garza | 2020-06-23 |
| 10538983 | Milling tools with a secondary attrition system | Manoj D. Mahajan, Shantanu N. Swadi, Walter E. Friedl, Christopher Kang Potter, Alan Fairweather +1 more | 2020-01-21 |
| 10000986 | Dual string section mill | Ronald G. Schmidt | 2018-06-19 |
| 9605485 | Percussion drilling assembly and hammer bit with gage and outer row reinforcement | Shantanu N. Swadi, Angelo Spedale, Alan J. Marshall | 2017-03-28 |
| 9512680 | Coring bit to whipstock systems and methods | John E. Campbell, Shantanu N. Swadi, Robert Utter, Praful C. Desai | 2016-12-06 |
| 9488009 | Apparatuses and methods for stabilizing downhole tools | Navish Makkar, Brian Cruickshank, Michael G. Azar | 2016-11-08 |
| 9428962 | Selective deployment of underreamers and stabilizers | Manoj D. Mahajan, Sameer Bhoite, Daniel W. Brietzke | 2016-08-30 |
| 9322227 | Radially expandable stabilizer | James A. Simpson, Ronald G. Schmidt | 2016-04-26 |
| 9206648 | Cementing whipstock apparatus and methods | John E. Campbell, Shantanu N. Swadi, Philip M. Gregurek | 2015-12-08 |
| 9097073 | Dual string section mill | Ronald G. Schmidt | 2015-08-04 |
| 9051793 | Apparatuses and methods for stabilizing downhole tools | Navish Makkar, Brian Cruickshank, Michael G. Azar | 2015-06-09 |
| 8997895 | System and method for coupling an impregnated drill bit to a whipstock | Shantanu N. Swadi, Philip M. Gregurek, Kenneth M. Nevlud, Michael G. Azar | 2015-04-07 |
| 8978783 | Jet arrangement on an expandable downhole tool | Brian Cruickshank, Manoj D. Mahajan, Navish Makkar, Sameer Bhoite | 2015-03-17 |
| 8973679 | Integrated reaming and measurement system and related methods of use | Simon Mitchell | 2015-03-10 |
| 8967300 | Pressure activated flow switch for a downhole tool | John E. Campbell, Daniel LeVon | 2015-03-03 |
| 8887798 | Hydraulic stabilizer for use with a downhole casing cutter | James A. Simson, Ronald G. Schmidt | 2014-11-18 |
| 8881845 | Expandable window milling bit and methods of milling a window in casing | Praful C. Desai, John E. Campbell | 2014-11-11 |
| 8844620 | Side-tracking system and related methods | Philip M. Gregurek | 2014-09-30 |
| 8820437 | Cementing whipstock apparatus and methods | David L. Ervin, John E. Campbell, Shantanu N. Swadi, Philip M. Gregurek | 2014-09-02 |
| 8763729 | Percussion drilling assembly and hammer bit with gage and outer row reinforcement | Shantanu N. Swadi, Angelo Spedale, Alan J. Marshall | 2014-07-01 |
| 8739900 | System and method for coupling a drill bit to a whipstock | Philip M. Gregurek, Shantanu N. Swadi, Shelton W. Alsup | 2014-06-03 |