Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9813802 | Resonance damping for audio transducer systems | — | 2017-11-07 |
| 9769559 | Sound transducer acoustic back cavity system | — | 2017-09-19 |
| 9584921 | Sound transducer | Yuanjia Yang, Jian Guo, Oscar Lopez | 2017-02-28 |