Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10469953 | Speaker box | Peng Qin, Zhe Zhang | 2019-11-05 |
| 10225646 | Speaker box | Peng Qin, Zhe Zhang | 2019-03-05 |
| 10212521 | Method of manufacturing a sound transducer | Yuanjia Yang, Jian Guo, Oscar Lopez | 2019-02-19 |
| 10085086 | Resonance damping for audio transducer systems | — | 2018-09-25 |
| 10034110 | Loudspeaker to generate sustainable high quality auditory impression | Fuhu Zhang, Ronglin Linghu | 2018-07-24 |
| 10015586 | Speaker box and method for manufacturing same | — | 2018-07-03 |
| 9948342 | Speaker casing with integrally formed electrical conductors | Yuanjia Yang, Hongjie Li | 2018-04-17 |
| 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 |
| 9326054 | Sound transducer acoustic back cavity system | — | 2016-04-26 |
| 8687816 | Signal processing | Changjiang Zhang | 2014-04-01 |