Learn more

HUANG DONGYAN

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    67,752
About

HUANG DONGYAN has a total of 25 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, environmental technology and machines are YANGZHOU QINGQING ENVIRONMENTAL PROT COMPLETE EQUIPMENT CO LTD, AEROSPACE ENV ENG CO LTD and CRYSTAL WATER AND BLUE SKY ENV ENGINEERING CO LTD.

Patent filings in countries

World map showing HUANG DONGYANs patent filings in countries
# Country Total Patents
#1 China 25

Patent filings per year

Chart showing HUANG DONGYANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Dongyan 25

Latest patents

Publication Filing date Title
CN109364727A Hazardous chemical production gas sampling processing unit
CN109364652A A kind of environment-friendly type air purification sprinkling equipment
CN109609179A A kind of waste mineral oil recycling and reusing device with clearing function
CN109354373A A kind of environmental protection sludge treatment equipment
CN109292997A A kind of artificial marsh sewage treatment system
CN109224751A A kind of air purification humidifier
CN109323263A A kind of environmental protecting device with waste incineration classification processing conveying function
CN109276942A A kind of environment-friendly sewage processing device for separation of waste
CN109364595A A kind of energy conservation and environmental protection emission-control equipment
CN109290112A It is a kind of can automatic start-stop environment-friendly spray coating device
CN109569926A Surface paint spraying device is used in a kind of production and processing of environment protection type sheet material
CN109569830A A kind of reverse crushing device of environment-friendly type
CN109570192A A kind of environmental protection household garbage processing unit
CN109339144A A kind of environment-protective desilting dredger
CN109549572A A kind of high-efficiency environment friendly mop
CN109354082A A kind of Water warfare experiment sampler
CN109364633A A kind of coal field high-temperature waste gas treating apparatus
CN109354249A A kind of rainwater recycle processing unit
CN109266543A A kind of methane production device of automatic adjustment
CN109339014A A kind of device for cleaning water surface rubbish