Issued Patents All Time
Showing 1–25 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12320712 | Coil of reference fiber for downhole fiber sensing measurement | Mikko Jaaskelainen | 2025-06-03 |
| 12195668 | Coupling agent to enhanced coupling of optical fibers deployed in subsurface wells | Grayson Dane Byrd, Mikko Jaaskelainen, Philip D. Nguyen, Michael W. Sanders, Antonio Recio, III | 2025-01-14 |
| 12181627 | Sourceless gain stabilization for scintillation counting tools | Lei Wang, Jeffrey James Crawford, Paravastu Badrinarayanan, Gordon L. Moake | 2024-12-31 |
| 12140473 | Multi-layer fiber optic cable with a cured gelling material and methods of making and using same | — | 2024-11-12 |
| 12001067 | Method and system for detecting one or more properties, positioning, and minimizing tension of a waveguide | Mikko Jaaskelainen, Kwang Il Suh | 2024-06-04 |
| 11976553 | Drill stem testing | Mark A. Proett, Christopher Michael Jones, Anthony Herman Van Zuilekom, Mehdi Alipour Kallehbasti | 2024-05-07 |
| 11977195 | Triggering distributed acoustic sensing downhole using an active fiber stretcher assembly | Andreas Ellmauthaler, Henry Clifford Bland, Mark Elliott Willis, Xiang Wu | 2024-05-07 |
| 11927473 | Multi-fiber sensing topology for subsea wells | Glenn Andrew Wilson, Mikko Jaaskelainen, Kwang Il Suh, John L. Maida, Andreas Ellmauthaler | 2024-03-12 |
| 11906682 | Retrievable fiber optic vertical seismic profiling data acquisition system with integrated logging tool for geophone-equivalent depth accuracy | Andreas Ellmauthaler, Simon Shaw, Mark Elliott Willis, Xiang Wu | 2024-02-20 |
| 11892695 | Hybrid electro-optic wireline cable | John L. Maida, Sudhir Gupta, Arabinda Misra, Ramon Hernandez Marti | 2024-02-06 |
| 11879330 | System and methods for downhole property measurement | Bin Dai, James M. Price | 2024-01-23 |
| 11802983 | Distributed acoustic sensing to geophone seismic data processing | Mark Elliott Willis, Andreas Ellmauthaler, Xiang Wu | 2023-10-31 |
| 11761328 | Temperature and strain measurement using a shared fiber-optic cable within a wellbore | — | 2023-09-19 |
| 11732578 | Topside interrogation for distributed acoustic sensing of subsea wells | Andreas Ellmauthaler, John L. Maida, Ira Jeffrey Bush, Glenn Andrew Wilson | 2023-08-22 |
| 11692435 | Tracking cementing plug position during cementing operations | John L. Maida | 2023-07-04 |
| 11686672 | Adding ion sensitivity to an integrated computational element (ICE) | Neal G. Skinner, Kenneth Glenn Dixson | 2023-06-27 |
| 11668852 | Determining fluid distribution and hydraulic fracture orientation in a geological formation | Mikko Jaaskelainen, Eric Davis, John L. Maida | 2023-06-06 |
| 11624279 | Reverse drill stem testing | Marcus Ray Hudson, Pramod Chamarthy, Christopher Michael Jones, Darren George Gascooke, Anthony Herman Van Zuilekom +3 more | 2023-04-11 |
| 11603757 | Drill stem testing | Mark A. Proett, Christopher Michael Jones, Anthony Herman Van Zuilekom, Mehdi Alipour Kallehbasti | 2023-03-14 |
| 11579025 | Sensor to measure thermal conductivity and heat capacity of reservoir fluids | Christopher Michael Jones, Michael T. Pelletier, Peter Ojo Olapade | 2023-02-14 |
| 11573161 | Densitometer with dissimilar tube and clamp materials | Christopher W. Berry, Marcelo F. Civarolo | 2023-02-07 |
| 11561311 | Simultaneous acquisition of distributed acoustic sensing for monitoring | Andreas Ellmauthaler | 2023-01-24 |
| 11549369 | Measurement system with disposable fiber with strain coupling in lateral wells | Mikko Jaaskelainen | 2023-01-10 |
| 11519898 | Ion selective fiber sensors for determining the water cut in wellbore-related fluids | — | 2022-12-06 |
| 11499900 | Densitometer with reduced sensitivity to pressure | Christopher Michael Jones | 2022-11-15 |