Xiamen Hongfa Electric Power Controls Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Xiamen Hongfa Electric Power Controls Co., Ltd..The latest application filed is for "direct-current relay resistant to short-circuit current".
- Xiamen Hongfa Electric Power Controls Co., Ltd. - Fujian CN
- Xiamen Hongfa Electric Power Controls Co., Ltd. - Jimei District Xiamen CN
- Xiamen Hongfa Electric Power Controls Co., Ltd. - Xiamen N/A CN
- Xiamen Hongfa Electric Power Controls Co., Ltd. - Xiamen, Fujian CN
| Patent | Date |
|---|---|
| Direct-current Relay Resistant To Short-circuit Current App 20220013316 - ZHONG; Shuming ; et al. | 2022-01-13 |
| DC contactor with dual micro switches Grant 11,164,711 - Chen , et al. November 2, 2 | 2021-11-02 |
| Magnetic Latching Relay Capable Of Accurately Positioning Magnetic Circuit App 20210265123 - Zhong; Shuming ; et al. | 2021-08-26 |
| Magnetic latching relay capable of resisting short-circuit current Grant 11,031,202 - Zhong , et al. June 8, 2 | 2021-06-08 |
| High-voltage direct-current relay and assembly method therefor Grant 10,854,410 - Shi , et al. December 1, 2 | 2020-12-01 |
| High-voltage Dc Relay App 20200373111 - Zhong; Shuming ; et al. | 2020-11-26 |
| Dc Contactor With Dual Micro Switches App 20200035432A1 - | 2020-01-30 |
| Magnetic Latching Relay Capable Of Resisting Short-circuit Current App 20190287749 - Zhong; Shuming ; et al. | 2019-09-19 |
| High-voltage Direct-current Relay And Assembly Method Therefor App 20190006140 - SHI; Shengsheng ; et al. | 2019-01-03 |
| Framework of relay and relay Grant 10,068,731 - Zhong , et al. September 4, 2 | 2018-09-04 |
| Magnetic latching relay having asymmetrical solenoid structure Grant 9,640,336 - Zhong , et al. May 2, 2 | 2017-05-02 |
| Framework Of Relay And Relay App 20160133404 - ZHONG; Shuming ; et al. | 2016-05-12 |
| Magnetic Latching Relay Having Asymmetrical Solenoid Structure App 20160035502 - ZHONG; Shuming ; et al. | 2016-02-04 |
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