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HANGZHOU GREENDA CHEMICAL CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    180,842
  • Filing trend
    ⇩ 100.0%
About

HANGZHOU GREENDA CHEMICAL CO LTD has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, optics and surface technology and coating are SHOOWA KK, HAERTOL CHEMIE GMBH and ARTECO NV.

Patent filings in countries

World map showing HANGZHOU GREENDA CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing HANGZHOU GREENDA CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yin Yunjian 9
#2 Xing Youmei 7
#3 Huang Yuan 6
#4 Xu Yaling 5
#5 Hu Tao 4
#6 Liu Zhibiao 3
#7 Gao Lijiang 3
#8 Chen Yuying 2
#9 Gong Sheng 2
#10 Li Yingying 2

Latest patents

Publication Filing date Title
CN107357142A A kind of water system photoresist stripper and preparation method thereof
CN106701085A ITO (Indium Tin Oxide) reworking etching solution and preparation method of ITO reworking etching solution
CN106227003A A kind of developer composition and preparation method thereof
CN106479505A A kind of fine etching solution for ITO conductive film and preparation method thereof
CN106479504A A kind of low-viscosity etching solution for ITO Ag ITO conductive film and preparation method thereof
CN105908188A Hydrogen peroxide system etching liquid for TFT copper-molybdenum lamination
CN105314770A Regeneration system and method of tetramethyl ammonium hydroxide developing waste liquid
CN103418206A Ethyl alcohol steam auxiliary semiconductor/panel production organic waste gas recovery device
CN102923963A Replenishing liquor for glass thinning etching liquid
CN102929109A Negative photoresist developing solution and application thereof
CN102967686A Method for testing and controlling acid concentrations in ITO (indium tin oxide) etching liquid on line
CN102981523A Online determination and control method for concentrations of various acids in aluminum etching solution
CN102951761A Method for recovering waste photoresist stripper
CN101314573A Method for treating tetramethyl ammonium carbonate with ion exchange resin