Issued Patents All Time
Showing 26–50 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11290191 | Methods and apparatus for tracking moving objects using symmetric phase change detection | Gary M. Graceffo, Andrew Kowalevicz | 2022-03-29 |
| 11258516 | Methods and apparatus for transmission of low photon density optical signals | Gary M. Graceffo, Andrew Kowalevicz | 2022-02-22 |
| 11251783 | Demodulation methods and devices for frequency-modulated (FM) signals | Andrew Kowalevicz, Gary M. Graceffo | 2022-02-15 |
| 11199754 | Demodulator with optical resonator | Andrew Kowalevicz, Gary M. Graceffo | 2021-12-14 |
| 11201677 | Hard-to-intercept multiple coherent transmitter communications | Andrew Kowalevicz, Gary M. Graceffo | 2021-12-14 |
| 11159245 | Methods and apparatus for cavity angle tuning for operating condition optimization | Andrew Kowalevicz, Gary M. Graceffo | 2021-10-26 |
| 11133873 | Method for a polarization-state independent complex optical receiver | Andrew Kowalevicz, Gary M. Graceffo | 2021-09-28 |
| 11101896 | Integrated optical resonant detector | Andrew Kowalevicz, Gary M. Graceffo | 2021-08-24 |
| 11057020 | Real-time matching of target reactance in non-foster matching network | Gary M. Graceffo, Andrew Kowalevicz | 2021-07-06 |
| 11012160 | Phase change detection in optical signals | Andrew Kowalevicz, Gary M. Graceffo | 2021-05-18 |
| 10924189 | Constant envelope path-dependent phase modulation | Andrew Kowalevicz, Gary M. Graceffo | 2021-02-16 |
| 10826603 | Method for cavity tuning using reflected signal measurement | Andrew Kowalevicz, Gary M. Graceffo | 2020-11-03 |
| 10714251 | Precision transformer for antenna elements | Thomas G. Lavedas, Joseph J. Fraundorfer | 2020-07-14 |
| 10686533 | Balanced optical receivers and methods for detecting optical communication signals | Gary M. Graceffo, Andrew Kowalevicz | 2020-06-16 |
| 10649051 | System and method for detection of chemicals using frequency modulated nuclear quadrupole resonance signals | Thomas G. Lavedas, Joseph J. Fraundorfer | 2020-05-12 |
| 10637580 | Balanced optical receivers and methods for detecting free-space optical communication signals | Gary M. Graceffo, Andrew Kowalevicz | 2020-04-28 |
| 10571774 | Demodulation of phase modulated signals using threshold detection | Gary M. Graceffo, Andrew Kowalevicz | 2020-02-25 |
| 10554306 | Constant envelope path-dependent phase modulation | Gary M. Graceffo, Andrew Kowalevicz | 2020-02-04 |
| 10530494 | Systems and methods for detection and demodulation of optical communication signals | Gary M. Graceffo, Andrew Kowalevicz | 2020-01-07 |
| 10498464 | Systems and methods for concealing waveform properties | Gary M. Graceffo, Andrew Kowalevicz | 2019-12-03 |
| 10411926 | Precision large phase modulation phase measurement system | Gary M. Graceffo, Andrew Kowalevicz | 2019-09-10 |
| 10378880 | Systems and methods for precise measurement of transparent objects | Andrew Kowalevicz, Gary M. Graceffo | 2019-08-13 |
| 10378900 | Magnetic field gradient navigation aid | Matthew E. Gann, Garabed P. Hagopian, James C. Zellner, Ender Barillas | 2019-08-13 |
| 10374743 | Systems and methods for demodulation of wave division multiplexed optical signals | Gary M. Graceffo, Andrew Kowalevicz | 2019-08-06 |
| 10338261 | Measurement of magnetic field gradients | Matthew E. Gann, James C. Zellner, Ender Barillas | 2019-07-02 |