Shi; Shengrong
Patent Applications and Registrations
Patent applications and USPTO patent grants for Shi; Shengrong.The latest application filed is for "sound transducer".
- Shi; Shengrong - Shenzhen CN
- SHI; Shengrong - San Diego CA
- Shi; Shengrong - Beijing CN
| Patent | Date |
|---|---|
| Speaker box Grant 10,469,953 - Qin , et al. No | 2019-11-05 |
| Sound Transducer App 20190141454 - SHI; Shengrong ; et al. | 2019-05-09 |
| Speaker box Grant 10,225,646 - Qin , et al. | 2019-03-05 |
| Method of manufacturing a sound transducer Grant 10,212,521 - Shi , et al. Feb | 2019-02-19 |
| Speaker Box App 20190014407 - Qin; Peng ; et al. | 2019-01-10 |
| Speaker Box App 20190014417 - Qin; Peng ; et al. | 2019-01-10 |
| Resonance damping for audio transducer systems Grant 10,085,086 - Shi September 25, 2 | 2018-09-25 |
| Speaker Box App 20180255393 - Wang; Chengliang ; et al. | 2018-09-06 |
| Loudspeaker to generate sustainable high quality auditory impression Grant 10,034,110 - Shi , et al. July 24, 2 | 2018-07-24 |
| Speaker box and method for manufacturing same Grant 10,015,586 - Shi July 3, 2 | 2018-07-03 |
| Speaker casing with integrally formed electrical conductors Grant 9,948,342 - Shi , et al. April 17, 2 | 2018-04-17 |
| Speaker Box and Method for Manufacturing Same App 20180027322 - Shi; Shengrong | 2018-01-25 |
| Loudspeaker App 20180020304 - Shi; Shengrong ; et al. | 2018-01-18 |
| Loudspeaker App 20180020303 - Shi; Shengrong ; et al. | 2018-01-18 |
| Resonance damping for audio transducer systems Grant 9,813,802 - Shi November 7, 2 | 2017-11-07 |
| Resonance Damping for Audio Transducer Systems App 20170289674 - Shi; Shengrong | 2017-10-05 |
| Sound transducer acoustic back cavity system Grant 9,769,559 - Shi September 19, 2 | 2017-09-19 |
| Sound Transducer App 20170134864 - SHI; Shengrong ; et al. | 2017-05-11 |
| Sound transducer Grant 9,584,921 - Shi , et al. February 28, 2 | 2017-02-28 |
| Speaker Casing with Integrally Formed Electrical Conductors App 20160323003 - Shi; Shengrong ; et al. | 2016-11-03 |
| Sound Transducer Acoustic Back Cavity System App 20160241950 - Shi; Shengrong | 2016-08-18 |
| Reduced Acoustic Coupling App 20160119460 - Shi; Shengrong ; et al. | 2016-04-28 |
| Sound transducer acoustic back cavity system Grant 9,326,054 - Shi April 26, 2 | 2016-04-26 |
| Linear Vibrator App 20160105089 - Shi; Shengrong ; et al. | 2016-04-14 |
| Sound Transducer App 20160021460 - Shi; Shengrong ; et al. | 2016-01-21 |
| Resonance Damping for Audio Transducer Systems App 20150256922 - Shi; Shengrong | 2015-09-10 |
| Sound Transducer Acoustic Back Cavity System App 20150189412 - Shi; Shengrong | 2015-07-02 |
| Signal processing Grant 8,687,816 - Shi , et al. April 1, 2 | 2014-04-01 |
| Signal Processing App 20100329469 - SHI; Shengrong ; et al. | 2010-12-30 |
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