Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12111510 | Cable to reduce optical fiber movement and methods to fabricate | Edward M. Dowd, John J. Grunbeck | 2024-10-08 |
| 11880084 | Cable to reduce optical fiber movement and methods to fabricate | Edward M. Dowd, John J. Grunbeck | 2024-01-23 |
| 11598928 | Cable to reduce optical fiber movement and methods to fabricate | Edward M. Dowd, John J. Grunbeck | 2023-03-07 |
| 11577337 | Acoustically enhanced optical cables | Andre R. Vincelette, Christopher S. Baldwin, Paul Lefebvre, Hongbo Li, James Dunphy | 2023-02-14 |
| 11391645 | Birefringent multi-peak optical reference element and birefringent sensor system | — | 2022-07-19 |
| 10843290 | Acoustically enhanced optical cables | Andre R. Vincelette, Christopher S. Baldwin, Paul Lefebvre, Hongbo Li, James Dunphy | 2020-11-24 |
| 10612368 | Transducers and acoustic emitters for fiber-optic-based acoustic sensing | Andre R. Vincelette | 2020-04-07 |
| 10557963 | Optical couplers used in a downhole splitter assembly | Michael Lagace, David Labella | 2020-02-11 |
| 10527812 | Fiber optic cable for inhibiting breaching fluid flow | John J. Grunbeck, Jason Scott Kiddy | 2020-01-07 |
| 10451807 | Strain isolated fiber Bragg grating sensors | John J. Grunbeck | 2019-10-22 |
| 10338336 | Fiber optic cable for inhibiting breaching fluid flow | John J. Grunbeck, Jason Scott Kiddy | 2019-07-02 |
| 10254198 | Birefringent multi-peak optical reference element and birefringent sensor system | — | 2019-04-09 |
| 10175131 | Small profile pressure and temperature gauges | John J. Grunbeck, James Dunphy | 2019-01-08 |
| 9958300 | Time division multiplexing (TDM) and wavelength division multiplexing (WDM) fast-sweep interrogator | — | 2018-05-01 |
| 9841315 | Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity | John J. Grunbeck, James Dunphy, Edward M. Dowd, David Labella, Mark Baker +2 more | 2017-12-12 |
| 9778078 | Time division multiplexing (TDM) and wavelength division multiplexing (WDM) fast-sweep interrogator | — | 2017-10-03 |
| 9677963 | Small profile pressure and temperature gauges | John J. Grunbeck, James Dunphy | 2017-06-13 |
| 9465137 | Optical couplers used in a downhole splitter assembly | Michael Lagace, David Labella | 2016-10-11 |
| 9435973 | Optical fiber coating to prevent adhesion at high temperatures | Edward M. Dowd, John J. Grunbeck | 2016-09-06 |
| 9389174 | Time division multiplexing (TDM) and wavelength division multiplexing (WDM) sensor arrays | John J. Grunbeck, Jason Scott Kiddy | 2016-07-12 |
| 9255836 | Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity | John J. Grunbeck, James Dunphy, Edward M. Dowd, Andrew S. Kuczma, Francis X. Bostick, III +2 more | 2016-02-09 |
| 9052244 | Array temperature sensing method and system | Trevor MacDougall, John J. Grunbeck, James Dunphy, Guy A. Daigle, Richard T. Jones +1 more | 2015-06-09 |
| 9046389 | Time delay compensation for optical waveguides using a bidirectional wavelength scan | Zhuang Wang | 2015-06-02 |
| 9007679 | Wavelength sweep control | — | 2015-04-14 |
| 8768111 | Array temperature sensing method and system | Trevor MacDougall, John J. Grunbeck, James Dunphy, Guy A. Daigle, Richard T. Jones +1 more | 2014-07-01 |