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BEIJING JOHN INT WATER AFFAIRES CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    155,123
  • Filing trend
    ⇩ 100.0%
About

BEIJING JOHN INT WATER AFFAIRES CO LTD has a total of 18 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, measurement and chemical engineering are DAISUNG GREEN TECH CO LTD, JEON TECH CO LTD and GENIX ENGINEERING INC.

Patent filings in countries

World map showing BEIJING JOHN INT WATER AFFAIRES CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing BEIJING JOHN INT WATER AFFAIRES CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Jinquan 10
#2 Jiang Anping 10
#3 Wang Kai 10
#4 Jiang Nan 5
#5 Wen Yibo 4
#6 Ren Yanqiang 3
#7 Wang Jun An 3
#8 Zhao Xuelian 3
#9 Wu Di 3
#10 Qu Jiayu 3

Latest patents

Publication Filing date Title
CN106698848A Miniaturized sewage treatment system
CN106630061A Coagu-flocculation reaction flow field optimization method
CN105999742A MVR evaporative combination device for percolate and treating method thereof
CN105753166A Horizontal subsurface flow-two-level oxygenating vertical subsurface flow constructed wetland sewage treatment system and method
CN105439280A Efficient biological aerated filter applicable to pretreatment of micro-polluted source water
CN105461058A Biological denitrification device
CN105424902A COD (chemical oxygen demand) determination method of high-chlorine wastewater
CN104445587A High-density suspended filler and preparation method thereof
CN104502301A Method for determining oil in coal chemical engineering wastewater
CN104445838A Sewage treatment system for small towns
CN104548921A Biological deodorization filling material and preparation method thereof
CN103626284A Low-temperature natural biofilm formation starting method for biological rotating disk
CN103623693A Efficient biological deodorization equipment
CN103638545A Microorganism deodorant and preparation method thereof
CN103525799A Continuous production method for microorganism-embedded carrier
CN103449600A High-efficiency suspended filler and preparation method thereof
CN102503046A Advanced treatment system and method for high-concentration percolate in comprehensive garbage disposal plant
CN102432127A Advanced treatment system and method for biochemically hardly degradable organic wastewater