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CHIZHOU WANWEI CHEMICAL CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    199,836
About

CHIZHOU WANWEI CHEMICAL CO LTD has a total of 12 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, control and chemical engineering are KH INZH EKONOMICHESKIJ I, YATSKEVICH KAZIMIR K and GV PNII TSEMENTNOJ PROMY GIPRO.

Patent filings in countries

World map showing CHIZHOU WANWEI CHEMICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing CHIZHOU WANWEI CHEMICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Weijun 5
#2 Weijun Li 4
#3 Xufeng Lin 4
#4 Wang Yun 2
#5 Lin Xufeng 2
#6 Zhu Shouji 1
#7 Guanghui Sun 1
#8 Wang Qianwen 1

Latest patents

Publication Filing date Title
CN110052193A A kind of inhibition dirty-proof industrial water conditioning agent processing mixing arrangement
CN110032161A A kind of rubber and plastic copper resistant agent production control system
CN107556204A A kind of synthetic method of ambroxol hydrochloride
CN104045980A Anti-hydrolysis PET masterbatch, and preparation method and application thereof
CN102399136A Preparation method for 1,3,5-trimethyl-2,4,6-tri(3,5-di-tert-butyl-4-hydroxybenzyl)benzene as hindered phenol antioxidant
CN102504161A Carbodiimide polymer as well as preparation method and application thereof
CN101671271A Large-scale production process of 4-ethyl-4'-cyanobiphenyl
CN101628882A Production process of N, N'-2 (2,6-2-phenyl-isopropyl) carbodiimide
CN101565391A Synthesis of N,N'-di(p-chlorophenyl)urea by one-pot method and preparation method for 2,4-dichloroaniline
CN101538225A Dual-carbodiimide class and preparation as well as anti-hydrolysis application thereof
CN101544544A Method for preparing 4-Bromo-3,5-dimethylphenol
CN101177406A Manufacturing technique of 2-(4-methyl phenyl) cyanobenzene