Cao; Weihua
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cao; Weihua.The latest application filed is for "circuit structure for suppressing surge current".
- Cao; Weihua - Henan CN
- CAO; Weihua - Zhengzhou Henan
- Cao; Weihua - Beijing CN
| Patent | Date |
|---|---|
| Circuit structure for suppressing surge current Grant 11,349,302 - Cao May 31, 2 | 2022-05-31 |
| Discharge circuit and method Grant 11,205,949 - Cao December 21, 2 | 2021-12-21 |
| Direct current voltage step-down regulation circuit structure Grant 11,128,215 - Cao September 21, 2 | 2021-09-21 |
| Circuit Structure For Suppressing Surge Current App 20210226442 - CAO; Weihua | 2021-07-22 |
| Direct Current Voltage Step-down Regulation Circuit Structure App 20210226532 - CAO; Weihua | 2021-07-22 |
| New Discharge Circuit And Method App 20200244156 - CAO; Weihua | 2020-07-30 |
| Press Tool And Electronic Product Detecting Apparatus App 20180131133 - Liu; Shaoning ; et al. | 2018-05-10 |
| Press tool and electronic product detecting apparatus Grant 9,966,699 - Liu , et al. May 8, 2 | 2018-05-08 |
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