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ZHANG LIEYU

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    183,801
About

ZHANG LIEYU has a total of 13 patent applications. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and chemical engineering are BRESTSKIJ INZH STR I, BYDGOSKIE B P BADAW and TAKARA THERMISTOR INSTR.

Patent filings in countries

World map showing ZHANG LIEYUs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Zhang Lieyu 13
#2 Wang Lei 8
#3 Xi Beidou 7
#4 Xiong Ying 6
#5 Wang Hongqiang 5
#6 Wang Jianxin 4
#7 Rao Benqiang 4
#8 Chen Yangbo 4
#9 Wang Lijun 2
#10 Guo Wei 1

Latest patents

Publication Filing date Title
CN109316940A Desulphurization denitration gas wash tower
CN104150595A System and method for carrying out biological treatment by utilizing overland flow
CN104150636A Device and method capable of reducing turbidity, strengthening membrane separation and purifying sewage
CN104150658A Device and method for reducing turbidity of kitchen waste leachate through pretreatment
CN104193082A Device and method for rapidly treating kitchen waste wastewater
CN104150696A N and P recovery device and method in sewage
CN104150692A Garbage leachate advanced treatment device and method
CN103570141A Method for rapidly improving black and odor of water body of small lake
CN103626301A Method for quickly improving black and odorous water of large and medium lakes
CN103570140A Method for rapidly improving black and odor of small river
CN103601290A Method and device for quickly improving black-odorous large and medium rivers
CN103482761A Operation method of deep underground soil infiltration system sewage treatment unit
CN103395884A Sewage processing apparatus for depth-type underground soil percolation system