Sun; Hongchao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sun; Hongchao.The latest application filed is for "linear vibration motor".
- Sun; Hongchao - Shandong CN
- SUN; Hongchao - WeiFang Shandong
- SUN; Hongchao - Weifang City CN
| Patent | Date |
|---|---|
| Linear vibration motor having elastic pieces provided with vibration arms Grant 11,025,146 - Shi , et al. June 1, 2 | 2021-06-01 |
| Linear Vibration Motor App 20200313530 - SHI; Hua ; et al. | 2020-10-01 |
| Vibration sound-producing apparatus Grant 10,244,323 - Zhu , et al. | 2019-03-26 |
| Vibration sound-producing apparatus Grant 10,129,655 - Zhu , et al. November 13, 2 | 2018-11-13 |
| Vibration Sound-producing Apparatus App 20180184209 - ZHU; Yueguang ; et al. | 2018-06-28 |
| Vibration Sound-producing Apparatus App 20180146294 - ZHU; Yueguang ; et al. | 2018-05-24 |
| Speaker module Grant 9,930,154 - Sun , et al. March 27, 2 | 2018-03-27 |
| Speaker module Grant 9,756,443 - Sun , et al. September 5, 2 | 2017-09-05 |
| Speaker Module App 20170180901 - Sun; Hongchao ; et al. | 2017-06-22 |
| Speaker Module App 20170034323 - Sun; Ye ; et al. | 2017-02-02 |
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