Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10247851 | Hybrid fiber optic cable for distributed sensing | Jason Edward Therrien, John L. Maida | 2019-04-02 |
| 10234311 | Modifying optical signals output by a wavelength division demultiplexer to detect subterranean physical properties | Han-Sun Choi | 2019-03-19 |
| 10215015 | Strain sensitive optical fiber cable package for downhole distributed acoustic sensing | Hua Xia, Avinash Vinayak Taware | 2019-02-26 |
| 10215016 | Wellbore monitoring system using strain sensitive optical fiber cable package | Hua Xia, Avinash Vinayak Taware | 2019-02-26 |
| 10218435 | Multiple polarization fiber optic telemetry | Daniel Joshua Stark, Wei Zhang, Neerja Aggarwal | 2019-02-26 |
| 10209383 | Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber | John L. Maida | 2019-02-19 |
| 10173381 | Method of manufacturing a distributed acoustic sensing cable | Hua Xia, Avinash Vinayak Taware | 2019-01-08 |
| 10120101 | Methods and systems using an optical receiver and electro-optic methods to transmit data from integrated computational elements | Tasneem A. Mandviwala, Etienne M. Samson | 2018-11-06 |
| 10101182 | Interferometric high fidelity optical phase demodulation using 120 degree phase separation | — | 2018-10-16 |
| 10018036 | Distributed sensing systems and methods with I/Q data balancing based on ellipse fitting | Andreas Ellmauthaler, Leonardo de Oliveira Nunes, Christopher Lee Stokely | 2018-07-10 |
| 9976920 | Detection of strain in fiber optics cables induced by narrow-band signals | Leonardo de Oliveira Nunes, Andreas Ellmauthaler, Yenny Natali Martinez, Xinwei Lan | 2018-05-22 |
| 9864095 | Multiplexed microvolt sensor systems | Han-Sun Choi, Tasneem A. Mandviwala | 2018-01-09 |
| 9835478 | Optical power limiting method using stimulated Brillouin scattering in fiber optic waveguides | John L. Maida | 2017-12-05 |
| 9766371 | Reflector configuration for distributed sensing in an optical fiber network using multiple sets of circulators | Michel Joseph LeBlanc, Neal G. Skinner | 2017-09-19 |
| 9719846 | Mud pulse detection using distributed acoustic sensing | Andreas Ellmauthaler, Leonardo de Oliveira Nunes, Neal G. Skinner, Christopher Lee Stokely | 2017-08-01 |
| 9702244 | Distributed acoustic sensing gauge length effect mitigation | Mark Elliott Willis, Amit Padhi | 2017-07-11 |
| 9617847 | Robust optical fiber-based distributed sensing systems and methods | Kari-Mikko Jaaskelainen, Henry Clifford Bland, Benjamin M. Banack | 2017-04-11 |
| 9611734 | Connecting fiber optic cables | — | 2017-04-04 |
| 9557195 | Apparatus and method of multiplexed or distributed sensing | Glenn Robert McColpin, Mikko Jaaskelainen, John L. Maida | 2017-01-31 |
| 9500756 | Geo-locating positions along optical waveguides | Paul H. McPhail | 2016-11-22 |
| 9500767 | Geo-locating positions along optical waveguides | Paul H. McPhail | 2016-11-22 |
| 9429466 | Distributed acoustic sensing systems and methods employing under-filled multi-mode optical fiber | John L. Maida | 2016-08-30 |
| 9316762 | Geo-locating positions along optical waveguides | Paul H. McPhail | 2016-04-19 |
| 9091155 | Reducing disturbance during fiber optic sensing | — | 2015-07-28 |
| 8894277 | Calibrated fire detection cable | Mikko Jaaskelainen | 2014-11-25 |