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JIUJIANG DEFU TECH CO LTD

Overview
  • Total Patents
    45
  • GoodIP Patent Rank
    33,762
About

JIUJIANG DEFU TECH CO LTD has a total of 45 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets surface technology and coating, measurement and environmental technology are CHOW SANG SANG JEWELLERY COMPANY LTD, LINNHOFF OHG WILHELM and YAMAMOTO MEKKI SHIKENKI KK.

Patent filings in countries

World map showing JIUJIANG DEFU TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 45

Patent filings per year

Chart showing JIUJIANG DEFU TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jiang Yang 30
#2 Fan Yuanpeng 29
#3 Luo Jia 16
#4 Ma Ke 12
#5 Yang Shuaiguo 11
#6 Yang Hongguang 7
#7 Huang Yuhui 7
#8 Zhang Hua 5
#9 Wu Ying 4
#10 Hu Kai 4

Latest patents

Publication Filing date Title
CN112226790A Production method of ultrathin high-strength electronic copper foil
CN112195488A Recoverable formula of copper sulfate solution receives sour box
CN112129826A Quantitative analysis method for SPS in electrolyte for anti-drawing copper foil
CN112195487A Manufacturing method for improving tensile strength of light and thin copper foil
CN112011810A Production method of high-heat-resistance electrolytic copper foil
CN111910223A Additive for electrolytic copper foil suitable for HDI board and electrolytic copper foil production process
CN111910222A Electrolytic copper foil additive with brightening and leveling functions and application thereof
CN112011799A Additive for cleaning titanium anode plate of electrolytic cell and cleaning method
CN111999369A Electrochemical performance analysis method for lithium-ion battery copper foil additive
CN111850628A Method for manufacturing punched copper foil of shielding cathode plate
CN111748808A Device and method for controlling concentration of glucose in passivation solution
CN111747289A Hoisting clamp and packaging box for lithium electrolytic copper foil and packaging method
CN111750807A Quantitative analysis device and method for flatness of end face of copper foil roll
CN111733371A Annealing method for rapidly reducing internal stress of lithium battery copper foil
CN111304644A Passivation solution system for electrolytic foil generation
CN111272554A Quantitative analysis method of copper foil seersucker
CN110923755A Surface anti-oxidation process for lithium-ion battery copper foil
CN110952099A Method for preventing end surface of copper foil from being oxidized
CN110791782A Constant-pressure-controlled automatic variable-frequency liquid supply system
CN110954441A Method for testing uniformity of copper deposition on surface of cathode roller