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SHANGHAI CHUNRUI MACH TECH CO

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    239,251
About

SHANGHAI CHUNRUI MACH TECH CO has a total of 19 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, environmental technology and machine tools are JIANGSU TONGHENG HI TECH METALS CO LTD, KOSHUHA NETSUREN KK and SHIYAN TIANSHU INDUCTION EQUIPMENT CO LTD.

Patent filings in countries

World map showing SHANGHAI CHUNRUI MACH TECH COs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing SHANGHAI CHUNRUI MACH TECH COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Xuchun 13
#2 Li Xianbiao 10
#3 Zhang Zhi 6
#4 Lei Yong 4
#5 Han Rui 4
#6 Su Baohua 3
#7 Ji Weiwei 2
#8 Liu Yanhua 2
#9 Li Jianwei 1
#10 An Huafeng 1

Latest patents

Publication Filing date Title
CN104278139A Machining method of worm shaft sheath helical teeth of rotor spinning machine
CN103572437A Device and method for collecting impurities of rotor spinning machine
CN103668582A Control method for preventing overlapping of winding angle yarn of revolving cup spinning machine
CN103600238A Machining tool and machining method for rotor spinning machine cavity connector
CN103603096A Rotor separation positioning adjustment device and method for rotor spinning machine
CN103603097A Removing device and removing method for rotor spinning machine impurities
CN103556317A Air compartment structure capable of reducing negative-pressure fluctuation of impurity suction of rotor spinning machine
CN103556316A Cleaning structure of air-chamber filter screen of air exhaust type rotor spinning machine
CN103541058A Self-cleaning structure of revolving-cup spinning machine
CN103422200A Feeding roller structure of rotor spinning machine
CN103397416A Doffing yarn tube changing method for rotor spinning machine
CN103382589A Pull hook connector for spinning apparatus of rotor spinning machine
CN103352282A Wiring structure of middle section of rotor spinning machine
CN103273145A Method for machining worm shaft sleeve spiral teeth of revolving cup spinning machine
CN103056749A Finish machining mechanism and method for feed plates of rotor spinning machinery
CN102995196A Fixture for adjusting spacing of rotating cups and method for adjusting spacing of rotating cups by using same
CN102909421A Manufacturing method of combing roller grooves of rotor spinning machine
CN102787400A Differential anti-overlap micromotion mechanism of rotor spinning machine
CN102140712A Novel rotor type open-end spinning machine