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DUAN WENQIAN

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    109,586
About

DUAN WENQIAN has a total of 15 patent applications. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are VOLG PK I AVTOM MEKH N PROIZV, WATANABE YOSHIKIMI and PUREPAI KOGYO KK.

Patent filings in countries

World map showing DUAN WENQIANs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing DUAN WENQIANs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Duan Wenqian 3
#2 Zhang Wenhai 3

Latest patents

Publication Filing date Title
CN105218255A Tomato growth organic and inorganic compound fertilizer special
CN105272755A Compound fertilizer special for tobacco growth
CN105272754A Compound fertilizer special for eggplant growth
CN105567388A Wheel-rail lubricating composite material
CN105588441A Insulated heat-preserving composite material for line frequency furnace
CN105584138A Copper-steel-copper composite material for lead wire frame
CN105504430A Composite material with far infrared radiation function
CN105503121A Inorganic composite thermal insulation material and manufacturing technology thereof
CN105503120A Composite thermal insulation material composed of mineral fiber (Orenburg) and lava
CN105505305A Instant adhesive for composite materials
CN105500821A Composite material with layer containing iron and other metal particles
CN105584136A Lightweight composite board
CN105585866A Plant fiber composite material
CN105585865A Wood plastic
CN105585302A Building composite material