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BEIJING KEYTONE ELECTRONIC RELAY CORP

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    200,513
About

BEIJING KEYTONE ELECTRONIC RELAY CORP has a total of 11 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, basic communication technologies and semiconductors are HYPERION SEMICONDUCTORS OY, VISIC TECH LTD and PERFECT SWITCH LLC.

Patent filings in countries

World map showing BEIJING KEYTONE ELECTRONIC RELAY CORPs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing BEIJING KEYTONE ELECTRONIC RELAY CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yan Junzheng 5
#2 Li Ningbo 5
#3 Wang Genglin 4
#4 Li Fei 4
#5 Liu Yongmin 3
#6 Wu Weigang 3
#7 Weigang Wu 2
#8 Junzheng Yan 2
#9 Yaokang Lai 1
#10 Zhang Jinlong 1

Latest patents

Publication Filing date Title
CN112068633A Surge current protection circuit and solid state relay
CN111834353A SIP laminated structure
CN108599124A Control circuit, system and the integrated circuit of switching device
CN108599747A Dual signal on-off control circuit and system
CN103542988A Method for detecting leakproofness of components through internal gas mass spectrometric analysis
CN103411740A Method for detecting air tightness of component by combination of accumulated helium mass spectrum coarse leakage and fine leakage
CN103278295A Helium mass spectrum fine leakage detecting method of multiple helium pressing and prefilled helium pressing
CN103335791A Helium mass spectrum fine leak detecting method bead on quantitatively determined maximum detection waiting time
CN102749152A Method and apparatus for measuring junction temperature based on MOSFET (metal-oxide-semiconductor field-effect transistor)
CN102801294A In-parallel sampling over-current protection circuit
CN102412807A Double-port input control circuit with Schmidt property and capable of suppressing temperature drift