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GUANGZHOU EP ENV ENG LTD

Overview
  • Total Patents
    72
  • GoodIP Patent Rank
    20,278
  • Filing trend
    ⇧ 312.0%
About

GUANGZHOU EP ENV ENG LTD has a total of 72 patent applications. It increased the IP activity by 312.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, basic materials chemistry and materials and metallurgy are SHENMEI TECH CO LTD, GUANGDONG WANLYU ENVIRONMENTAL PROT ENGINEERING CO LTD and JIANGSU YIYU ENVIRONMENTAL PROTECTION TECH CO LTD.

Patent filings in countries

World map showing GUANGZHOU EP ENV ENG LTDs patent filings in countries
# Country Total Patents
#1 China 72

Patent filings per year

Chart showing GUANGZHOU EP ENV ENG LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Ruijing 61
#2 Cao Shuwen 60
#3 Xu Jiahui 56
#4 Yang Chongyang 47
#5 Wang Wenjing 43
#6 Zhou Wendong 38
#7 Yang Weiwen 34
#8 Gan Shiwei 21
#9 Liu Xiaoping 19
#10 Xie Yongxin 18

Latest patents

Publication Filing date Title
CN111362412A Compound rural sewage treatment system
CN111333259A Rural sewage treatment system
CN111333446A Resourceful treatment system and method for sludge
CN111333438A System and method for treating surplus sludge of urban domestic sewage
CN111333194A Multi-stage stabilization pond-artificial wetland combined system
CN111333193A Layered basket type constructed wetland filler structure and installation method thereof
CN111333262A Sewage treatment system and method for small garbage transfer station
CN111333260A Method and system for efficiently denitrifying landfill leachate
CN111236391A Intelligent sewage intercepting inspection well
CN111333263A Multistage drop reoxygenation combined facultative biological filter sewage treatment system
CN111333261A Wastewater treatment system based on constructed wetland
CN111233275A Compound rural sewage treatment plant
CN111302552A Landfill leachate concentrated solution resource utilization system and method
CN111333235A Landfill leachate treatment system and process
CN111342100A Microbial fuel cell system
CN111003794A Artificial wetland system for treating rural domestic sewage
CN110981106A Heavy metal polluted irrigation water treatment process
CN111003862A Difficult degradation effluent disposal system
CN111003868A Treatment process for degradation-resistant wastewater
CN110981109A Heavy metal pollution irrigation water treatment system