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SHANGHAI HUGONG ELECTRIC GROUP CO LTD

Overview
  • Total Patents
    120
  • GoodIP Patent Rank
    12,298
  • Filing trend
    ⇧ 100.0%
About

SHANGHAI HUGONG ELECTRIC GROUP CO LTD has a total of 120 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2013. It filed its patents most often in China and United States. Its main competitors in its focus markets machine tools, electrical machinery and energy and measurement are FRONIUS SCHWEISSMASCH, SHANGHAI GREATWAY WELDING EQUIPMENT CO LTD and SVETSIA AB.

Patent filings in countries

World map showing SHANGHAI HUGONG ELECTRIC GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 118
#2 United States 2

Patent filings per year

Chart showing SHANGHAI HUGONG ELECTRIC GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shu Zhenyu 20
#2 The Inventor Has Waived The Right To Be Cited 15
#3 Zhu Yaomin 5
#4 Liu Xinchun 5
#5 Hu Jianghong 2
#6 Lei Bin 2
#7 Liu Xiaochun 2
#8 Yu Dinghui 1
#9 Nie Lin 1
#10 Bai Zhongqi 1

Latest patents

Publication Filing date Title
CN112019068A Rectifier board power device layout method and system suitable for inverter welding machine
CN112122743A Inverter board power device layout method and system suitable for inverter welding machine
CN111992847A Control method and device for wide-voltage multifunctional arc welding machine and storage medium thereof
CN112134499A Voltage stabilizing circuit of double-voltage generator
CN112134261A Continuous overload protection and power device cooling control method
CN112108743A Thermal protection control method for controlling internal temperature of arc welding power supply
CN111894884A Fan control method suitable for arc welding power supply, storage medium and arc welding power supply
CN111673234A Arc welding machine communication protocol configuration method, system, device and storage medium thereof
CN111564962A Anti-surge current limiting circuit and method applied to inverter welding machine power supply
CN111625045A Temperature compensation circuit applied to high-precision current control of inverter welding machine
CN111531251A Arc welding power supply short circuit transition control method, system and device and storage medium thereof
CN111633301A Differential voltage acquisition and filtering circuit and method of novel multifunctional arc welding machine
CN111618394A Electric shock prevention control circuit of inverter welding machine
CN111618395A Arc quenching control circuit of inverter manual arc welding machine
CN111683065A Data transmission method, system and device of welding machine communication protocol and storage medium
CN111531253A Gas shielded welding control circuit and gas shielded welding machine
CN111468865A Welding control method, device, equipment and storage medium
CN111416541A Secondary inversion parallel main circuit
CN111421205A Adaptive control system and method for inverter welding machine
CN111098009A Novel arc voltage sampling method and circuit of inverter type plasma cutting machine