Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11443725 | Acoustic meta material passive spiral audio amplifier and a method to make the same | — | 2022-09-13 |
| 11381905 | Passive acoustic meta material audio amplifier and the method to make the same | — | 2022-07-05 |
| 11323798 | Metamaterial passive impedance matching device for a loudspeaker | — | 2022-05-03 |
| 11289786 | Metamaterial loudspeaker diaphragm | — | 2022-03-29 |