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Wenguang Dai

XC Xiamen Hongfa Electric Power Controls Co.: 21 patents #2 of 17Top 15%
Overall (All Time): #200,442 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12424405 High-voltage DC relay with auxiliary contact Shuming Zhong, Meng Wang 2025-09-23
12394583 Hinge type bistable magnetic circuit structure and magnetic latching relay Shuming Zhong, Zhongbo He, Yan Chi 2025-08-19
12368014 High-voltage DC relay Shuming Zhong, Jinpin Chen, Chengcan Luo, Songsheng Chen 2025-07-22
12354819 High-voltage DC relay Shuming Zhong, Jinpin Chen, Songsheng Chen 2025-07-08
12243700 Short circuit current-resistant and arc-extinguishing DC relay Shuming Zhong, Meng Wang 2025-03-04
D1062654 Relay Shuming Zhong, Fangneng LI, Jianfeng Yin, Ziyu Jiang 2025-02-18
12183534 High-voltage direct current relay capable of improving insulation capability Meng Wang, Dapeng Fu, Songsheng Chen 2024-12-31
D1042364 Relay Shuming Zhong, Fangneng LI, Jianfeng Yin, Ziyu Jiang 2024-09-17
D1042363 Relay Shuming Zhong, Fangneng LI, Jianfeng Yin, Ziyu Jiang 2024-09-17
12080501 High-voltage direct-current magnetic latching relay with sensitive response Shuming Zhong, Songsheng Chen, Youquan Huang 2024-09-03
12027333 Direct-current relay capable of extinguishing arc and resisting short-circuit current Shuming Zhong, Dapeng Fu, Meng Wang 2024-07-02
12027334 Direct-current relay capable of extinguishing arc and resisting short-circuit current Shuming Zhong, Dapeng Fu, Meng Wang 2024-07-02
12027335 Direct-current relay capable of extinguishing arc and resisting short-circuit current Shuming Zhong, Dapeng Fu, Meng Wang 2024-07-02
12020880 Direct-current relay having a function of extinguishing arc and resisting short-circuit current Shuming Zhong, Dapeng Fu, Meng Wang 2024-06-25
12020881 Direct-current relay having a function of extinguishing ARC and resisting short-circuit current Shuming Zhong, Dapeng Fu, Meng Wang 2024-06-25
12009172 High-voltage DC relay with auxiliary contact Shuming Zhong, Jinpin Chen, Chengcan Luo, Songsheng Chen 2024-06-11
12002641 High-voltage DC relay having a movable piece Shuming Zhong, Zhuxiong Wu 2024-06-04
11670472 Direct-current relay resistant to short-circuit current Shuming Zhong, Dapeng Fu, Meng Wang 2023-06-06
11501939 High-voltage DC relay Shuming Zhong, Zhuxiong Wu 2022-11-15
11476070 Magnetic latching relay capable of accurately positioning magnetic circuit Shuming Zhong, Guojin Liao 2022-10-18
11031202 Magnetic latching relay capable of resisting short-circuit current Shuming Zhong, Guojin Liao 2021-06-08