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ZHEJIANG DAFENG AUTOMOTIVE TECH CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    70,168
  • Filing trend
    ⇩ 33.0%
About

ZHEJIANG DAFENG AUTOMOTIVE TECH CO LTD has a total of 23 patent applications. It decreased the IP activity by 33.0%. 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, environmental technology and surface technology and coating are TAKEDA MASAHIRO, BUSS SMS CANZLER GMBH and ANEMOS COMPANY LTD.

Patent filings in countries

World map showing ZHEJIANG DAFENG AUTOMOTIVE TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing ZHEJIANG DAFENG AUTOMOTIVE TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Qiuyan 17
#2 Li Guangfeng 17
#3 Zhang Yupeng 13
#4 Qiao Fenghua 11
#5 Ji Huanhuan 10
#6 Zhang Hanlang 8
#7 Wang Lei 7
#8 Ge Dapeng 6
#9 Xu Zhicong 6
#10 Yin Chao 5

Latest patents

Publication Filing date Title
CN110801833A Localized coating of automobile exhaust purification catalyst and preparation method thereof
CN110801834A Catalyst coating for purifying automobile exhaust and preparation method thereof
CN110672653A Method for simulating aging of automobile exhaust purification catalyst
CN110743542A Catalyst coating for gasoline engine particulate matter filter carrier and preparation method thereof
CN110801832A Gasoline engine tail gas purification three-effect catalyst meeting national emission standard
CN110711682A Gasoline engine particulate matter filters carrier catalyst coating device
CN110841480A Method for reducing pressure drop of catalyst coating in particle filter
CN110700927A Four-effect gasoline engine tail gas catalytic purification system meeting national six-emission standard
CN110778382A Gasoline engine tail gas catalytic purification system meeting national emission standards of six countries
CN108838036A A kind of tai-gas clean-up catalyst coating unit
CN109126901A A kind of rapid purging device of tai-gas clean-up catalyst coating machine
CN108145360A A kind of imitative type tooling for half end cone welding of turning for catalyst converter two
CN108000033A It is a kind of to be used for the anti-catalyst converter flange positioning clamping device for being mingled with spatter
CN107931932A A kind of catalytic converter assembly welding fixture for robot welding
CN106392691A Pipe fitting rotational clamping device
CN106404299A Catalyst airtightness detection device
CN106679876A Apparatus for testing nut torsional force
CN105457536A Exhaust gas purifying catalytic device surface slurry batching system
CN105582843A Precious metal high dispersing and batching device for motor vehicle exhaust purification catalytic converter
CN105498857A Motor vehicle exhaust gas purification catalysis device carrier active component coating cooling system