Learn more

DONGZHI HONGMIAN IND AND TRADE CO LTD

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    42,175
  • Filing trend
    ⇩ 25.0%
About

DONGZHI HONGMIAN IND AND TRADE CO LTD has a total of 37 patent applications. It decreased the IP activity by 25.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, textiles and paper and agriculture are JIANGSU BOSIWEI CHEMICAL EQUIPMENT ENG CO LTD, LU WENGUANG and ECKEN JOSEPH DIPL ING.

Patent filings in countries

World map showing DONGZHI HONGMIAN IND AND TRADE CO LTDs patent filings in countries
# Country Total Patents
#1 China 37

Patent filings per year

Chart showing DONGZHI HONGMIAN IND AND TRADE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qian Yelin 37
#2 Qian Jie 4

Latest patents

Publication Filing date Title
CN109499651A A kind of hulling machine shelling rubber roller regulating device
CN109625544A A kind of household cotton storage device
CN109539733A A kind of self-cleaning cotton stirring drying device
CN109431063A A kind of U-shaped brush for cleaning glass
CN109626031A A kind of silo blanking buffer structure
CN109537208A A kind of cotton textiles moistening device
CN109261519A A kind of screening structure of cottonseed processing cotton Renhe cotton seed hulls
CN109112639A Air guide structure is used in a kind of processing of cotton
CN109220248A A kind of cottonseed storage ventilation frame
CN109005953A A kind of cottonseed storage ventilation frame
CN109092659A A kind of screening structure of cottonseed processing cotton Renhe cotton seed hulls
CN108639580A A kind of physical fiber recycling moisture-proof storage device of classification recycling
CN108305721A A kind of electric wire braiding machine that stability is strong
CN108265874A A kind of TBU opens formula bar shaped steel construction and installation method
CN107812426A A kind of textile manufacturing equipment dust arrester
CN107262040A A kind of cottonseed processing decolorising agent
CN107021827A One grows cotton with solid composite biological fertilizer material formula and preparation method thereof
CN107100028A A kind of production method of refined cotton linter
CN107417346A A kind of cotton planting fertilizer and preparation method thereof
CN107254718A A kind of short flannel pulping process