Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10083807 | Metal switch for input device | Chia-Chi Wu, Zheng Gao, Ming Gao, Paul X. Wang, Alex J. Lehmann +2 more | 2018-09-25 |
| 9562409 | Downhole fracture system and method | — | 2017-02-07 |
| 9518442 | Easy drill slip with degradable materials | Zhiyue Xu | 2016-12-13 |
| 9194206 | Easy drill slip | Edward J. O'Malley | 2015-11-24 |
| 9057260 | Through tubing expandable frac sleeve with removable barrier | Graeme Michael Kelbie, Steve Rosenblatt | 2015-06-16 |
| 9045953 | System and method for fracturing a formation and a method of increasing depth of fracturing of a formation | — | 2015-06-02 |
| 9027655 | Degradable slip element | Zhiyue Xu | 2015-05-12 |
| 9004169 | Method of isolating and completing multiple zones within a wellbore | Tianping Huang | 2015-04-14 |
| 8967269 | Tubular valving system and method | — | 2015-03-03 |
| 8939202 | Fracturing nozzle assembly with cyclic stress capability | Steve Rosenblatt | 2015-01-27 |
| 8936076 | Subterranean vibrator with lateral vibration feature | Steve Rosenblatt | 2015-01-20 |
| 8776884 | Formation treatment system and method | Michael H. Johnson | 2014-07-15 |
| 8720544 | Enhanced penetration of telescoping fracturing nozzle assembly | — | 2014-05-13 |
| 8695714 | Easy drill slip with degradable materials | Zhiyue Xu | 2014-04-15 |
| 8678083 | Expandable liner hanger with helically shaped slips | — | 2014-03-25 |
| 8662159 | Apparatus for isolating and completing multi-zone frac packs | — | 2014-03-04 |
| 8646532 | Valve, valving device and method | — | 2014-02-11 |
| 8646523 | Method and materials for proppant flow control with telescoping flow conduit technology | Tianping Huang | 2014-02-11 |
| 8579036 | Valving system, method of adjusting a valve and method of fracing a wellbore | — | 2013-11-12 |
| 8550178 | Expandable isolation packer | Mark K. Adam | 2013-10-08 |
| 8550166 | Self-adjusting in-flow control device | Tianping Huang | 2013-10-08 |
| 8469098 | Formation treatment system and method | — | 2013-06-25 |
| 8453727 | Downhole rotational vibrator | — | 2013-06-04 |
| 8443889 | Telescoping conduits with shape memory foam as a plug and sand control feature | Steve Rosenblatt | 2013-05-21 |
| 8439107 | Retrievable tool with ratchet lock feature | — | 2013-05-14 |