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QIUSHENG GONG

Overview
  • Total Patents
    12
About

QIUSHENG GONG has a total of 12 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are TIELIANG WANG, HONGJUN ZHANG and T IM A N TUPOLEVA.

Patent filings in countries

World map showing QIUSHENG GONGs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing QIUSHENG GONGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Qiusheng Gong 12

Latest patents

Publication Filing date Title
CN102611334A Duplex double-reverse-star controllable rectifier circuit
CN102594172A Compound controllable rectification circuit
CN101819866A Novel three-phase equilibrium transformer
CN102211532A Mains supply trolley bus
CN101783602A Converting circuit
CN101628539A Hybrid trackless trolley bus
CN101364769A DC chopper circuit
CN101348081A Three-phase AC tramcar
CN101391332A Direct current arc welder
CN101318249A Electricity-saving material-reducing technical scheme for AC arc welder
CN101123401A Cutting control AC voltage adjusting circuit and its application
CN101141108A DC motor bridge full thyristor speeder