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ZHANG CHENGDONG

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    115,513
About

ZHANG CHENGDONG has a total of 19 patent applications. Its first patent ever was published in 1999. It filed its patents most often in China and United States. Its main competitors in its focus markets chemical engineering, macromolecular chemistry and polymers and audio-visual technology are RUGAO BINJIANG URBAN CONSTRUCTION INVEST CO LTD, XIANGTAN LINHAI MACHINERY MFG CO LTD and XIONG XIAONING.

Patent filings in countries

World map showing ZHANG CHENGDONGs patent filings in countries
# Country Total Patents
#1 China 17
#2 United States 2

Patent filings per year

Chart showing ZHANG CHENGDONGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xie Juan 12
#2 Zhang Chengdong 7
#3 Zhang Yuqian 1
#4 Jia Hongbin 1
#5 Zhai Panpan 1
#6 Yang Hong'En 1
#7 Zhao Yanhong 1
#8 Li Wei 1
#9 Zhang Dong 1

Latest patents

Publication Filing date Title
CN111897811A Data processing system
CN111217509A Self-cleaning backwashing sludge filter press
CN111218107A Preparation method of high-molecular-polymerization high-strength corrosion-resistant filter plate of filter press
CN111214871A Self-feeding and self-discharging plate-and-frame filter press
CN111219371A Hydraulic system of diaphragm type filter press
CN111214864A Sealed corrosion-resistant filter press plate frame
CN111214865A High-efficient convenient filter-pressing board of deviating from filter residue
CN111214862A Guide rail positioning handle for filter plate of filter press
CN111214867A Full-automatic pulling plate chain device of chamber type filter press
CN111214863A Filter plate of filter press
CN111214866A High-strength sealed filter plate of filter press
CN111214869A Pull plate transmission device of filter press
CN111214870A Plate-and-frame filter press capable of efficiently stabilizing filter pressing
CN111218108A High-molecular polymerization high-strength corrosion-resistant filter plate of filter press
CN106252141A The power supply anti-theft switch lock used in electric motor car
CN103709989A Protein adhesive, preparation method and application thereof
US2012297274A1 Adaptive error resilience for streaming video transmission over a network
CN1273144A Preparation equiment for placer mine