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Shenzhen jingquanhua electronics co ltd

Overview
  • Total Patents
    52
  • GoodIP Patent Rank
    39,762
  • Filing trend
    ⇧ 50.0%
About

Shenzhen jingquanhua electronics co ltd has a total of 52 patent applications. It increased the IP activity by 50.0%. Its first patent ever was published in 2010. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, environmental technology and basic communication technologies are ENGLISH ELECTRIC COMPANY OF CA, SELCO CO LTD and DAIDOO DENSHI KK.

Patent filings in countries

World map showing Shenzhen jingquanhua electronics co ltds patent filings in countries

Patent filings per year

Chart showing Shenzhen jingquanhua electronics co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ju Wanjin 27
#2 Xie Chunhua 20
#3 Liu Jianfei 13
#4 Zhang Lipin 13
#5 Wang Zhaohua 13
#6 Li Zhangong 12
#7 Li Wei 11
#8 Zhu Yong 10
#9 Li Ping 9
#10 Zhang Wenju 9

Latest patents

Publication Filing date Title
CN112201452A Magnetic core and transformer using same
CN112201449A Integrated inductance transformer
CN112038072A Framework, inductor and electronic device applying inductor
CN111805048A Wire soldering method
CN111786242A Wire rod pretreatment method
CN111725933A Magnetic pole assembly, manufacturing method of magnetic pole assembly and motor
CN111711302A Magnetic pole assembly, manufacturing method of magnetic pole assembly and motor
CN111766467A Electronic transformer loss detection method and system
CN111640553A Inductor and inductor manufacturing method
CN111736026A Temperature rise test system and method
CN111739716A Transformer coil winding and winding device comprising same
CN111640561A Framework and transformer with same
CN110571035A Assembling method of inductor
CN110148514A The manufacturing method of transformer and transformer
CN110120295A The method of common mode inductance, common mode inductance coiling jig and coiling common mode inductance
CN109494991A Bidirectional, dc conversion circuit
CN109378169A Reactor
CN109342826A Electrical sensing test-run a machine
CN107706906A Anti-back flow circuit and power supply redundancy circuit
CN106910609A Inductor fabrication approach and inductor