Issued Patents All Time
Showing 25 most recent of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411369 | Dual-polarization rotationally-insensitive monostatic transceiver with standard fiber | Andrew Kowalevicz, Gary M. Graceffo | 2025-09-09 |
| 12362975 | Methods and apparatus for phase change detection using a resonator | Gary M. Graceffo, Andrew Kowalevicz | 2025-07-15 |
| 12189221 | Electrically configurable optical filters | Gary M. Graceffo, Andrew Kowalevicz | 2025-01-07 |
| 12044793 | Cross-talk compensation for gradiometer probes | Joseph J. Fraundorfer, Thomas G. Lavedas | 2024-07-23 |
| 11984922 | Differential probe with single transceiver antenna | Thomas G. Lavedas, Joseph J. Fraundorfer | 2024-05-14 |
| 11909444 | Method for an all fiber optic, polarization insensitive, etalon based optical receiver for coherent signals | James Talamonti, Andrew Kowalevicz, Gary M. Graceffo | 2024-02-20 |
| 11791904 | Receiver and system for transporting and demodulating complex optical signals | Andrew Kowalevicz, Gary M. Graceffo, James Talamonti | 2023-10-17 |
| 11743083 | Methods and apparatus for phase change detection using a resonator | Gary M. Graceffo, Andrew Kowalevicz | 2023-08-29 |
| 11728901 | Method for non-line-of-sight detection of complex optical signals | Andrew Kowalevicz, Gary M. Graceffo, Jae H. Kyung, Maurice J. Halmos | 2023-08-15 |
| 11681169 | Electrically configurable optical filters | Gary M. Graceffo, Andrew Kowalevicz | 2023-06-20 |
| 11683205 | Baseband data reduction and compression algorithm | Gary M. Graceffo, Andrew Kowalevicz | 2023-06-20 |
| 11595129 | Method for fully-networkable single aperture free-space optical transceiver | Andrew Kowalevicz, Gary M. Graceffo | 2023-02-28 |
| 11460599 | Shielded-loop-resonator based gradiometer probe | William Ray, Joseph J. Fraundorfer | 2022-10-04 |
| 11431417 | Methods and apparatus for reception of low photon density optical signals | Gary M. Graceffo, Andrew Kowalevicz | 2022-08-30 |
| 11411654 | Method for generating a constant envelope waveform when encoding multiple sub channels on the same carrier | Gary M. Graceffo, Andrew Kowalevicz | 2022-08-09 |
| 11398872 | Optical to acoustic communications systems and methods | Gary M. Graceffo, Andrew Kowalevicz | 2022-07-26 |
| 11391799 | Tuning networks for single loop resonators | — | 2022-07-19 |
| 11374659 | Acoustic to optical communications systems and methods | Gary M. Graceffo, Andrew Kowalevicz | 2022-06-28 |
| 11353774 | Methods and apparatus for cavity length tuning for operating point optimization | Andrew Kowalevicz, Gary M. Graceffo | 2022-06-07 |
| 11353528 | Material detection system | Joseph J. Fraundorfer, Thomas G. Lavedas | 2022-06-07 |
| 11349569 | Methods and apparatus for implementing an optical transceiver using a vapor cell | Gary M. Graceffo, Andrew Kowalevicz | 2022-05-31 |
| 11309964 | Method to reduce optical signal fading in signal receive aperture | Andrew Kowalevicz, Gary M. Graceffo | 2022-04-19 |
| 11307395 | Methods and apparatus for optical path length equalization in an optical cavity | Andrew Kowalevicz, Gary M. Graceffo, Paul Searcy, Rizwan Parvez | 2022-04-19 |
| 11303356 | Methods and apparatus for maintaining receiver operating point with changing angle-of-arrival of a received signal | Andrew Kowalevicz, Gary M. Graceffo | 2022-04-12 |
| 11303360 | Methods and apparatus supporting non-persistent communications | Andrew Kowalevicz, Gary M. Graceffo | 2022-04-12 |