Issued Patents All Time
Showing 26–50 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9769573 | Transparent parametric transducer and related methods | David S. Hecht, Brian Kappus, Mark Norris | 2017-09-19 |
| 9667173 | Electrostatic parametric transducer and related methods | Brian Kappus, Mark Norris | 2017-05-30 |
| 9661423 | Transparent parametric emitter | David S. Hecht, Brian Kappus, Mark Norris | 2017-05-23 |
| 9654229 | Parametric transducer microphone system | Brian Kappus | 2017-05-16 |
| 9635466 | Parametric in-ear impedance matching device | Brian Kappus | 2017-04-25 |
| 9596529 | Parametric transducer with adaptive carrier amplitude | Brian Kappus | 2017-03-14 |
| 9510089 | Dynamic location determination for a directionally controllable parametric emitter | Brian Kappus, James Barnes | 2016-11-29 |
| 9432785 | Error correction for ultrasonic audio systems | Brian Kappus | 2016-08-30 |
| 9402135 | Magnetostrictive parametric transducer | Brian Kappus | 2016-07-26 |
| 9368098 | Parametric emitter system with noise cancelation | Brian Kappus | 2016-06-14 |
| 9363597 | Distance-based audio processing for parametric speaker system | Richard Kulavik, Brian Kappus | 2016-06-07 |
| 9351083 | Transparent parametric emitter | David S. Hecht, Brian Kappus, Mark Norris | 2016-05-24 |
| 9332344 | Self-bias emitter circuit | Stephen R. Wood | 2016-05-03 |
| 9319802 | Personal audio system and method | — | 2016-04-19 |
| 9277317 | Tunable inductive device for parametric audio systems and related methods | — | 2016-03-01 |
| 9271102 | Multi-dimensional parametric audio system and method | Richard Kulavik, Brian Kappus | 2016-02-23 |
| 9258651 | Transparent parametric transducer and related methods | Brian Kappus | 2016-02-09 |
| 9232317 | Parametric transducer with graphene conductive surface | — | 2016-01-05 |
| 9113260 | Parametric transducer including visual indicia and related methods | — | 2015-08-18 |
| 9036831 | Amplification system, carrier tracking systems and related methods for use in parametric sound systems | John Bryan Bolton | 2015-05-19 |
| 9002043 | Parametric transducer and related methods | Mark Norris, Brian Kappus | 2015-04-07 |
| 9002032 | Parametric signal processing systems and methods | — | 2015-04-07 |
| 8988911 | Self-bias emitter circuit | — | 2015-03-24 |
| 8983098 | Substantially planate parametric emitter and associated methods | — | 2015-03-17 |
| 8976997 | Transparent parametric emitter | David S. Hecht, Brian Kappus, Mark Norris | 2015-03-10 |