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DU WEI

Overview
  • Total Patents
    42
  • GoodIP Patent Rank
    43,690
  • Filing trend
    ⇧ 150.0%
About

DU WEI has a total of 42 patent applications. It increased the IP activity by 150.0%. Its first patent ever was published in 2010. It filed its patents most often in China and United States. Its main competitors in its focus markets pharmaceuticals, medical technology and environmental technology are SU RUIQI, WEIHAI HUIGAO BIOTECHNOLOGY CO LTD and WU JUNJUAN.

Patent filings in countries

World map showing DU WEIs patent filings in countries
# Country Total Patents
#1 China 36
#2 United States 6

Patent filings per year

Chart showing DU WEIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Du Wei 40
#2 Du Xingguo 5
#3 Song Yuguang 4
#4 Jeffery Thomas C 2
#5 Botts Howard 2
#6 Sun Yan 2
#7 Zhu Luole 1
#8 Qian Lanfang 1
#9 Wang Shouheng 1
#10 Chai Wensheng 1

Latest patents

Publication Filing date Title
CN111728753A Novel hallux valgus corrector
CN111991658A Intensive care nursing machine device
CN111643244A Novel toe corrector
CN111671328A Water storage device
CN111528964A Binding device for binding belt for respiratory disease operation
CN111335940A Winch moving device for transporting underground excavation roadway of coal mine
CN111230965A Automatic pipe cutting machine for thermosensitive paper roll core
CN111042813A Shock-absorbing device for coal mining machine for coal mine
CN110790788A Method for preparing glyphosate from N- (phosphonomethyl) iminodiacetic acid
CN110655532A Method for preparing glyphosate from N- (phosphonomethyl) iminodiacetic acid
CN110642888A Preparation method of glyphosate
CN110368769A A kind of coal mine operation ventilating dust-arrester
CN110257107A A kind of biomass pyrogenation gasification system coupling pulverized-coal fired boiler power station electricity-generating method
CN109941018A A kind of propelling pencil
CN108638302A A kind of scalable inner template of square chest type concrete component
CN110548326A Filtering device for urea metering pump and urea metering pump
CN108413509A One kind removing formaldehyde dust air purifier
CN108379694A Closed transfusion syringe needle and infusion device
CN108159140A It is a kind of to treat stump pain and arthralgic pharmaceutical composition and preparation method thereof
CN109948403A Face identification system based on raspberry pie