Zhong; Zhiwei
Patent Applications and Registrations
Patent applications and USPTO patent grants for Zhong; Zhiwei.The latest application filed is for "diaphragm forming mold".
- Zhong; Zhiwei - Shenzhen CN
| Patent | Date |
|---|---|
| Diaphragm Forming Mold App 20220203578 - Yuan; Feiyang ; et al. | 2022-06-30 |
| Speaker Box App 20220201384 - Ren; Zhang ; et al. | 2022-06-23 |
| Sounding Device App 20220174410 - Song; Wei ; et al. | 2022-06-02 |
| Sounding Device App 20220174421 - Song; Wei ; et al. | 2022-06-02 |
| Speaker Device App 20220174382 - Jin; Xin ; et al. | 2022-06-02 |
| Sounding Device App 20220174416 - Jin; Xin ; et al. | 2022-06-02 |
| Speaker Device App 20220174381 - Jin; Xin ; et al. | 2022-06-02 |
| Speaker Device App 20220174384 - Song; Wei ; et al. | 2022-06-02 |
| Sounding Device App 20220174420 - Song; Wei ; et al. | 2022-06-02 |
| Sounding Device App 20220174418 - Jin; Xin ; et al. | 2022-06-02 |
| Sounding Device App 20220174412 - Zhong; Zhiwei ; et al. | 2022-06-02 |
| Speaker Device App 20220150638 - Song; Wei ; et al. | 2022-05-12 |
| Diaphragm and sound generator having same Grant 11,076,232 - Song , et al. July 27, 2 | 2021-07-27 |
| Micro-speaker Grant 10,932,050 - Song , et al. February 23, 2 | 2021-02-23 |
| Diaphragm and sounding device Grant 10,917,726 - Zhong , et al. February 9, 2 | 2021-02-09 |
| Sounding device with multi-layered voice coil having layers of differing heights Grant 10,798,490 - Zhong , et al. October 6, 2 | 2020-10-06 |
| Diaphragm And Method For Manufacturing Same, And Speaker App 20200314574 - Liang; Ping ; et al. | 2020-10-01 |
| Diaphragm And Sound Generator Having Same App 20200280803 - Song; Wei ; et al. | 2020-09-03 |
| Micro-speaker App 20200213746 - Song; Wei ; et al. | 2020-07-02 |
| Diaphragm and sounding device App 20190238991 - Zhong; Zhiwei ; et al. | 2019-08-01 |
| Sounding device App 20190238990 - Zhong; Zhiwei ; et al. | 2019-08-01 |
| Optical distribution method, device, and system Grant 9,712,237 - Wu , et al. July 18, 2 | 2017-07-18 |
| Miniature Sound Generator App 20160366520 - Shen; Kaihua ; et al. | 2016-12-15 |
| Optical Distribution Method, Device, and System App 20150093112 - Wu; Shiquan ; et al. | 2015-04-02 |
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