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DOWELL TECH CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    91,956
  • Filing trend
    ⇩ 100.0%
About

DOWELL TECH CO LTD has a total of 18 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, macromolecular chemistry and polymers and basic materials chemistry are SHANGHAI GOLD LION CHEMICAL CO LTD, DUAN YAOYAO and AVECIA BV.

Patent filings in countries

World map showing DOWELL TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

Chart showing DOWELL TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Sisheng 10
#2 Yan Jianlin 9
#3 Zeng Xiaolin 4
#4 He Xianxian 3
#5 Shi Bi 3
#6 Shi Min 2
#7 Gao Wei 2
#8 Cai Ming 2
#9 Chen Hua 2
#10 Xu Bingbin 2

Latest patents

Publication Filing date Title
CN107916309A A kind of leather embossing Antisticking Wax emulsion, its preparation method and the method for leather embossing
CN107937636A A kind of siliceous composite tan fatting agent and preparation method thereof
CN107353762A Silicone-modified polyacrylate leather finishing agent, its preparation method and leather composite bed
CN106634504A Patching agent for corrected grain leather and preparation method of patching agent
CN106380568A Waterborne polyurethane and preparation method thereof, and waterborne polyurethane leather filling agent
CN106189529A A kind of organic mill base and preparation method thereof
CN106435054A Leather greasing retanning agent and preparing method
CN106148591A A kind of waterproof currying agent and preparation method thereof
CN106119440A Leather tanning agent
CN106221473A A kind of composite resin and preparation method thereof
CN106350620A Composite lipase degreasant and application
CN105482103A Modified amino acid polymer and preparation method as well as application thereof
CN105603133A Raw material skin unhairing method
CN105418832A Aqueous pigment dispersing agent, preparation method thereof and color paste
CN105623527A Waterborne nitrocotton brightener and preparation method thereof
CN105384903A Method for preparing amphipathic polyurethane and application thereof
CN105400914A Preparation method of sulfited fatliquor
CN105419606A Aqueous polyurethane matting agent and preparation method of same