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TIANJIN CHANGLONG HONGYE GAS EQUIPMENT CO LTD

Overview
  • Total Patents
    21
  • GoodIP Patent Rank
    79,689
  • Filing trend
    ⇩ 66.0%
About

TIANJIN CHANGLONG HONGYE GAS EQUIPMENT CO LTD has a total of 21 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets measurement, packaging and shipping and mechanical elements are ACELLENT TECHNOLOGIES INC, SCHOFIELD ANDREW N & ASS and SHANDONG HEFU ENG TESTING CO LTD.

Patent filings in countries

World map showing TIANJIN CHANGLONG HONGYE GAS EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing TIANJIN CHANGLONG HONGYE GAS EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Liwei 21

Latest patents

Publication Filing date Title
CN111853537A Straight valve rifle residual air recovery unit
CN110082092A A kind of cylinder water pressure experiment test device
CN110077868A A kind of offline pouring device of steel cylinder
CN110082093A A kind of cylinder water pressure experiment detection system
CN108944101A Novel steel cylinder steel seal labelled notation apparatus and method
CN109238825A Steel cylinder steel seal labelled notation device and method
CN108717012A Electromagnetic type steel cylinder locator
CN107822301A Cantilevered bottle washing machine revolute axes configuration
CN107620789A The bottle washing machine transmission system of easy care
CN107640605A Automatic Code bottle and its method
CN107606480A Ignition distributor and its revolution bottle filling machine
CN107720190A Gas cylinder shield window orientation automatic regulating apparatus and its method
CN107606481A Compressed air rotates feeder and its revolution bottle filling machine
CN107643209A Cylinder water pressure experiment water injection pipe position detecting device
CN107572184A Coaxial more adaptive fine tuning structures of idle pulley
CN107588899A Rotating disc type gas cylinder water leakage detection machine
CN106053243A Intelligent rotating plate type quick hydrostatic test line for liquefied petroleum gas cylinders
CN105910890A Method and device for synchronizing rotating disc station number recognition and steel seal number reading
CN106022298A Steel bottle steel seal number dynamic reading method and steel bottle steel seal number dynamic reading device
CN105937892A Liquefied petroleum gas steel cylinder volume determination and liquid spray lubrication apparatus