Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411278 | Redundant core in multicore optical fiber for safety | Mark E. Froggatt, Dawn K. Gifford, Jeffrey T. LaCroix, Patrick Roye | 2025-09-09 |
| 12235138 | Optical fiber with microgratings for increased measurable strain range | Mark E. Froggatt, Dawn K. Gifford | 2025-02-25 |
| 11940305 | Methods and apparatus for determining shape parameter(s) using a sensing fiber having a single core with multiple light propagating modes | Mark E. Froggatt, Dawn K. Gifford, Eric E. Sanborn | 2024-03-26 |
| 11761754 | Micro optic assemblies and optical interrogation systems | Mark E. Froggatt, Eric E. Sanborn | 2023-09-19 |
| 11761797 | Optical fiber with microgratings for increased measurable strain range | Mark E. Froggatt, Dawn K. Gifford | 2023-09-19 |
| 11624870 | Redundant core in multicore optical fiber for safety | Mark E. Froggatt, Dawn K. Gifford, Jeffrey T. LaCroix, Patrick Roye | 2023-04-11 |
| 11499818 | Micro optic assemblies and optical interrogation systems | Mark E. Froggatt, Eric E. Sanborn | 2022-11-15 |
| 11473941 | Methods and apparatus for determining shape parameter(s) using a sensing fiber having a single core with multiple light propagating modes | Mark E. Froggatt, Dawn K. Gifford, Eric E. Sanborn | 2022-10-18 |
| 11193751 | Method and apparatus for motion compensation in interferometric sensing systems | Mark E. Froggatt, Dawn K. Gifford, Justin W. Klein | 2021-12-07 |
| 11035699 | Methods and apparatus for determining shape parameter(s) using a sensing fiber having a single core with multiple light propagating modes | Mark E. Froggatt, Dawn K. Gifford, Eric E. Sanborn | 2021-06-15 |
| 10983268 | Redundant core in multicore optical fiber for safety | Mark E. Froggatt, Dawn K. Gifford, Jeffrey T. LaCroix, Patrick Roye | 2021-04-20 |
| 10976155 | Micro optic assemblies and optical interrogation systems | Mark E. Froggatt, Eric E. Sanborn | 2021-04-13 |
| 10823627 | Shape sensing with multi-core fiber sensor | Eric E. Sanborn, Mark E. Froggatt, Dawn K. Gifford, Jeffrey T. LaCroix, Patrick Roye | 2020-11-03 |
| 10775157 | Methods and apparatus for calibration for a fiber optic shape sensor | Dawn K. Gifford, Mark E. Froggatt, Jeffrey T. LaCroix, Eric E. Sanborn | 2020-09-15 |
| 10545283 | Redundant core in multicore optical fiber for safety | Mark E. Froggatt, Dawn K. Gifford, Jeffrey T. LaCroix, Patrick Roye | 2020-01-28 |
| 10245115 | Fiber optic sensing of tool strain or tool angle | Mark E. Froggatt, Eric E. Sanborn, Matthew S. Wolfe | 2019-04-02 |
| 10132614 | Dissimilar cores in multicore optical fiber for strain and temperature separation | Mark E. Froggatt, Dawn K. Gifford, Stephen T. Kreger, Jeffrey T. LaCroix, Eric E. Sanborn | 2018-11-20 |
| 10054420 | Method and apparatus for motion compensation in interferometric sensing systems using a non-linear compensating signal | Mark E. Froggatt, Dawn K. Gifford, Justin W. Klein | 2018-08-21 |
| 9841269 | Method and apparatus for compensating for a time-varying disturbance in interferometric sensing systems | Mark E. Froggatt, Dawn K. Gifford, Justin W. Klein | 2017-12-12 |
| 9797795 | Distributed pressure measurement by embedded fiber optic strain sensor | Matthew White, Eric E. Sanborn, Matthew A. Castellucci, Emily E. H. Templeton, Naman Garg +2 more | 2017-10-24 |
| 8400620 | Registration of an extended reference for parameter measurement in an optical sensing system | Mark E. Froggatt, Justin W. Klein, Dawn K. Gifford, Matthew T. Reaves, Joseph J. Bos | 2013-03-19 |