Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12053652 | Wearable and automated ultrasound therapy devices and methods | Filip Ludwig Peters, Mena Nadum | 2024-08-06 |
| 12037892 | Methods and systems employing a controlled acoustic source and distributed acoustic sensors to identify acoustic impedance boundary anomalies along a conduit | John L. Maida, Neal G. Skinner, Andreas Ellamauthaler | 2024-07-16 |
| RE49680 | Systems and methods for spread spectrum distributed acoustic sensor monitoring | Neal G. Skinner, Leonardo de Oliveira Nunes | 2023-10-03 |
| 11668183 | Fiber deployment system and communication | Luke Christopher Downey, John L. Maida, John Paul Bir Singh, Lonnie Carl Helms | 2023-06-06 |
| 11512584 | Fiber optic distributed temperature sensing of annular cement curing using a cement plug deployment system | John L. Maida | 2022-11-29 |
| 11512581 | Fiber optic sensing of wellbore leaks during cement curing using a cement plug deployment system | John L. Maida | 2022-11-29 |
| 11208885 | Method and system to conduct measurement while cementing | John L. Maida, Krishna M. Ravi | 2021-12-28 |
| 11187072 | Fiber deployment system and communication | Luke Christopher Downey, John L. Maida, John Paul Bir Singh, Lonnie Carl Helms | 2021-11-30 |
| 11156076 | Detachable sensor with fiber optics for cement plug | John L. Maida, Krishna M. Ravi | 2021-10-26 |
| 10982532 | Method and apparatus for identifying fluids behind casing | Krishna M. Ravi, Li Gao | 2021-04-20 |
| 10823931 | Real-time plug tracking with fiber optics | Wolfgang Hartmut Nitsche, John L. Maida | 2020-11-03 |
| 10809404 | Flow prediction model that is a function of perforation cluster geometry, fluid characteristics, and acoustic activity | — | 2020-10-20 |
| 10677703 | Methods and systems for determining fluid density by distributed acoustic sensing | Li Gao | 2020-06-09 |
| 10591639 | Methods and systems employing a flow prediction model based on acoustic activity and proppant compensation | Leonardo de Oliveira Nunes | 2020-03-17 |
| 10539003 | Methods and networks to determine a boundary of a cement mixture | Li Gao, Daniel Joshua Stark, Krishna M. Ravi | 2020-01-21 |
| 10309213 | Distributed optical sensing using compressive sampling | David Andrew Barfoot, Satyan Gopal Bhongale, Andreas Ellmauthaler | 2019-06-04 |
| 10267141 | Distributed sensing systems and methods with efficient energy spectrum analysis | Leonardo de Oliveira Nunes, David Andrew Barfoot | 2019-04-23 |
| 10247840 | Optical well logging | Neal G. Skinner, Etienne M. Samson, David Andrew Barfoot, John L. Maida | 2019-04-02 |
| 10221682 | Downhole sensing systems and methods employing squeezed light interferometry | Satyan Gopal Bhongale | 2019-03-05 |
| 10139268 | Systems and methods for multiple-code continuous-wave distributed acoustic sensing | Leonardo de Oliveira Nunes | 2018-11-27 |
| 10087751 | Subsurface fiber optic stimulation-flow meter | — | 2018-10-02 |
| 10060251 | Acoustic measurement of wellbore conditions | — | 2018-08-28 |
| 10036242 | Downhole acoustic density detection | Neal G. Skinner | 2018-07-31 |
| 10018036 | Distributed sensing systems and methods with I/Q data balancing based on ellipse fitting | Andreas Ellmauthaler, Leonardo de Oliveira Nunes, David Andrew Barfoot | 2018-07-10 |
| 10012759 | Downhole sensing using parametric amplification with squeezed or entangled light for internal mode input | Satyan Gopal Bhongale | 2018-07-03 |