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ZHANGZHOU HONGFA ELECTRON WAVE MUSIC CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    78,283
About

ZHANGZHOU HONGFA ELECTRON WAVE MUSIC CO LTD has a total of 21 patent applications. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy and packaging and shipping are SCHRACK COMPONENTS AG, XIAMEN HONGFA ELECTROACOUSTIC CO LTD and TIELING SHIJI ELECTRIC POWER EQUIPMENT CO LTD.

Patent filings in countries

World map showing ZHANGZHOU HONGFA ELECTRON WAVE MUSIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing ZHANGZHOU HONGFA ELECTRON WAVE MUSIC CO LTDs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Tan Zhonghua 14
#2 Liu Jinqiang 14
#3 Lin Zhengji 7
#4 Zhu Yiqing 6
#5 Lin Jinghuang 4
#6 Deng Yang 3
#7 Zhang Maosong 3
#8 Lai Liqin 2
#9 Li Dongxia 2
#10 Ye Zhiwen 1

Latest patents

Publication Filing date Title
CN112038178A Electromagnetic relay capable of increasing creepage distance
CN112038180A Coil rack convenient for automatic winding, coil and magnetic latching relay
CN112038179A Limit structure and magnetic latching relay of movable spring lead-out sheet
CN111725028A Low-noise electromagnetic relay
CN111653454A Electromagnetic relay with auxiliary contact
CN111725026A Double-insulation electromagnetic relay
CN111463071A Electromagnetic relay
CN110942951A High-voltage direct-current relay capable of extinguishing arc
CN110957187A Prevent movable spring structure and electromagnetic relay of fracture mistake switch-on
CN110942954A Electromagnetic relay without pressure spring structure and armature assembling method thereof
CN110942956A Electromagnetic relay for improving contact breaking capacity
CN110544600A Waterproof ventilative shell and relay
CN109585226A It is a kind of can the multiple groups contact electromagnetic relay that falls of shock resistance and drop resistant
CN108962686A A kind of electromagnetic relay for dual power supply switching
CN108666176A A kind of electromagnetic relay
CN108945709A A kind of plastic-sucking tray for relay packaging
CN108962682A A kind of anti-drop and relay and its automatic assembly method convenient for Automated assembly
CN108933063A A kind of electromagnetic relay of push card anticreep
CN106571268A Electromagnetic relay of bridge contacts
CN106856157A A kind of core structure of relay