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CHANGZHOU YAHUAN ENVIRONMENTAL PROTECTION TECH CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    74,433
  • Filing trend
    ⇩ 100.0%
About

CHANGZHOU YAHUAN ENVIRONMENTAL PROTECTION TECH CO LTD has a total of 22 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and materials and metallurgy are LEI XIAOTIAN, WEI QIAN and CHANGZHOU SIYU ENVIRONMENTAL PROTECTION MATERIAL SCIENCE & TECH CO LTD.

Patent filings in countries

World map showing CHANGZHOU YAHUAN ENVIRONMENTAL PROTECTION TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing CHANGZHOU YAHUAN ENVIRONMENTAL PROTECTION TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ye Juan 12
#2 Gu Youbao 7
#3 Lin Chen 4
#4 Song Hao 3
#5 Yang Yasheng 3
#6 Ji Mei 2
#7 Chen Long 2
#8 Wang Wei 2
#9 Sun Dong 2
#10 Xu Heng 2

Latest patents

Publication Filing date Title
CN107903700A A kind of preparation method of deinking agent
CN107744803A A kind of processing method of regenerating active carbon
CN107805390A A kind of preparation method of high anti-aging antibacterial Medical rubber plug
CN107698359A A kind of water soluble composite fertilizer anticaking agent and preparation method thereof
CN107879342A A kind of preparation method of high absorbent-type porous activated carbon
CN107743984A A kind of preparation method of multi-functional algae-inhibiting agent
CN107954542A A kind of device and its application process that phosphorus is recycled from phosphorous electroplating wastewater
CN107348103A A kind of preparation method of feed eating belt agent
CN107384085A A kind of preparation method of exterior wall latex paint
CN107382221A A kind of pervious concrete
CN107384090A A kind of fire-proof coating for tunnels and preparation method thereof
CN107233751A A kind of stable low viscosity blood separating colloid and preparation method thereof
CN107383948A A kind of polished brick in porcelain character surface soiling renovation agent
CN107379140A A kind of container bottom board and preparation method thereof
CN107178006A A kind of preparation method of resistant to dissolution type oil-water separation filter paper
CN107007197A A kind of device for cleaning glass
CN107098778A A kind of method that soil conditioner is prepared based on furfural dregs
CN106966835A A kind of method that Nutrition Soil is prepared based on acid-sludge
CN106978747A A kind of deinking process for waste paper of high removal efficiency
CN107053886A A kind of safe environment protection type exempts from the preparation method of alcohol edition-0 moistening liquid