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HEBEI YONGFA HONGTIAN AGRICULTURAL MACHINERY MFG CO LTD

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    80,180
About

HEBEI YONGFA HONGTIAN AGRICULTURAL MACHINERY MFG CO LTD has a total of 24 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets agriculture, machine tools and transport are SPEISER W FA, RECH EXPL INVENT GUILLOTIN and ROBERTSON BRIAN G.

Patent filings in countries

World map showing HEBEI YONGFA HONGTIAN AGRICULTURAL MACHINERY MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 24

Patent filings per year

Chart showing HEBEI YONGFA HONGTIAN AGRICULTURAL MACHINERY MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Du Fengyong 21
#2 Du Fugen 11
#3 Du Qinghua 10
#4 Chen Lidong 7
#5 Li Guofang 5
#6 Zhang Zhiyong 5
#7 Zhang Yuping 5
#8 Zhou Jianhua 5
#9 Li Shulan 5
#10 Zhang Cuiying 5

Latest patents

Publication Filing date Title
CN111183803A Peanut stalk picking device for peanut harvester
CN111247968A Peanut seedling crushing and collecting device for peanut harvester
CN111201878A Vibration soil shaking structure for excavating conveyor
CN111183801A Peanut seedling picking and separating device for peanut harvester
CN111201875A Peanut seedling soil removing and conveying device for peanut digging and reverse paving machine
CN111480463A Peanut pneumatic conveying and warehousing device for peanut harvester
CN111226607A Flotation mechanism for peanut harvester
CN111247970A Winnowing type peanut collecting device for peanut harvester
CN111201876A Excavation conveyer is with excavating degree of depth adjustable structure
CN111247939A Peanut seedling soil removal conveying reverse paving device for peanut digging reverse paving machine
CN111201877A Peanut digging and reverse-laying machine
CN111183804A Flotation type fruit seedling separating device for peanut harvester
CN111480440A Peanut harvester
CN111183802A Comb type peanut picking device for peanut harvester
CN111201874A Peanut seedling reverse-paving device for peanut digging reverse-paving machine
CN111183800A Peanut harvesting machine is with plucking fruit mechanism
CN108297650A Automobile cab ventilation device
CN108215308A Biomass block-making machine
CN108450158A Spring on peanut combine takes off fruit rolling
CN108353579A Duck-beak type seeder