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DONGGUAN CHANG AN DONGYANGGUANG ALUMINUM R & D CO LTD

Overview
  • Total Patents
    71
  • GoodIP Patent Rank
    20,439
About

DONGGUAN CHANG AN DONGYANGGUANG ALUMINUM R & D CO LTD has a total of 71 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, macromolecular chemistry and polymers and electrical machinery and energy are CHANGXING TIANSHENG ENERGY TECH CO LTD, AEKYUNGPETROCHEMICAL CO LTD and ZHAO SHETAO.

Patent filings in countries

World map showing DONGGUAN CHANG AN DONGYANGGUANG ALUMINUM R & D CO LTDs patent filings in countries
# Country Total Patents
#1 China 71

Patent filings per year

Chart showing DONGGUAN CHANG AN DONGYANGGUANG ALUMINUM R & D CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tang Cheng 19
#2 Li Yitao 15
#3 Feng Haibing 8
#4 Liu Xinshuo 7
#5 Lu Cuifang 7
#6 Guo Dechao 7
#7 Zhang Bingbing 7
#8 Guo Yimin 6
#9 Zhang Xian 6
#10 Wang Yanlun 5

Latest patents

Publication Filing date Title
CN104610035A Method for preparing high-purity 4,4'-difluorobenzophenone
CN104592013A Method for synthesizing p-fluorobenzoyl chloride
CN104616898A Method for improving hole production performance of aluminum foil through additional annealing treatment
CN104559200A One-component addition-type liquid silicone rubber and preparation method thereof
CN104592431A Preparation method of wide-distribution polyvinylidene fluoride
CN104610099A Preparation method of perfluornonene-contained quaternary ammonium salt surfactant
CN104558363A Method for preparing fluorine-containing copolymer used for water treatment film
CN104559195A POSS modified liquid silicone rubber and preparation method thereof
CN104556052A Method for removing impurities in polycrystalline silicon
CN104513390A Method for preparing hexafluoropropylene oxide oligomer
CN104558306A Preparation method of polyvinylidene fluoride resin
CN104557446A Method for preparing vinylidene fluoride monomer
CN104559610A Organic hydrophilic coating for air conditioner aluminum foil and preparation method of organic hydrophilic coating
CN104558978A Fluorine-containing polymer-based dielectric composite film and preparation method thereof
CN104587853A Preparation method for hydrophilic polyvinylidene fluoride flat membrane
CN104558974A Modified fluororubber compounded stock and preparation method thereof
CN104558386A Anti-icing fluorocarbon emulsion and preparation method thereof
CN104558975A Modified fluororubber compounded stock and preparation method thereof
CN104551946A Polishing anti-explosion dust collector for vacuum melting furnace
CN104501593A Aluminum smelting equipment and aluminum smelting method