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DUOWEI UNION GROUP CO LTD

Overview
  • Total Patents
    50
  • GoodIP Patent Rank
    35,867
  • Filing trend
    ⇩ 100.0%
About

DUOWEI UNION GROUP CO LTD has a total of 50 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, packaging and shipping and machines are WIENERBERGER, GUANGDONG ALUHOUSE TECH CO LTD and MARKS HERBERT E.

Patent filings in countries

World map showing DUOWEI UNION GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 50

Patent filings per year

Chart showing DUOWEI UNION GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Baoqiang 16
#2 Duo Fenyu 14
#3 Kou Yisa 11
#4 Wang Jianling 9
#5 Tang Chao 7
#6 Dai Qin 6
#7 Gao Yue 5
#8 Bu Xiangxian 5
#9 Zhang Hongtao 5
#10 Wang Xiaohua 5

Latest patents

Publication Filing date Title
CN111910796A Wind-tearing-resistant node structure, wall space enclosing system and construction method
CN111910846A Roof cornice structure, roof system and construction method
CN111910847A Roof opening node structure, roof system and construction method
CN111636638A Detachable wallboard system and mounting method and dismounting method thereof
CN111236569A Connecting support piece and wall connecting structure
CN110748082A Wallboard, wallboard lifting appliance and lifting wallboard structure
CN110469020A A kind of double interlocking screen shingle nail and curtain wall
CN110469019A The screen shingle nail and curtain wall of a kind of double interlocking four sides tongue and groove
CN110439206A A kind of decoration board fixing structure and decoration board group
CN110671397A Switching structure
CN110436177A A kind of loading assemblies
CN110340242A A kind of bending machine feeding device
CN110374284A A kind of detachable wall panel
CN110342223A A kind of squirrel-cage plate turnover
CN110284609A A kind of cold storage plate the seam joint node system and its encapsulating method
CN110284681A A kind of battenboard vertical setting of types plate external corner node system
CN108222311A A kind of external wall system and installation method, prefabricated buildings
CN107584281A Four sides tongue and groove board assembly line
CN107327027A Assembled Collapsible house
CN107327073A A kind of double interlocking splicing type metal curtain wallboard and curtain wall