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LUAN CHANGCHENG STEEL CONSTRUCTION CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    112,067
  • Filing trend
    ⇩ 100.0%
About

LUAN CHANGCHENG STEEL CONSTRUCTION CO LTD has a total of 15 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets machine tools, civil engineering and packaging and shipping are Anqing tianrun engineering machinery co ltd, ANHUI JINGGONG STEEL BUILDING CO LTD and SHANGHAI JINZHAO ENERGY SAVING TECHNOLOGY CO LTD.

Patent filings in countries

World map showing LUAN CHANGCHENG STEEL CONSTRUCTION CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing LUAN CHANGCHENG STEEL CONSTRUCTION CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Jianxin 15
#2 Du Jinlong 13
#3 Sun Chenghui 12
#4 Li Wenjie 10
#5 Zhang Daogang 10
#6 Bao Jie 10
#7 Yan Xiaojun 9
#8 Liu Hao 9

Latest patents

Publication Filing date Title
CN112045089A Steel bar bending device
CN112059665A Auxiliary cutting frame for cutting H-shaped steel web
CN112059452A Assembling and welding integrated device for purlin supporting plate
CN112112341A Portable ventilation dormer of steel construction
CN112093648A Hoist for H-shaped heavy steel member
CN112064853A Steel structure rotary ventilation clerestory
CN110833947A Double-sided paint spraying device for H-shaped steel
CN111215699A Cutting machine for steel plate processing
CN110775839A Universal hoisting equipment for steel pipes and steel plates
CN110788628A T-shaped steel pipe cutting and welding integrated device
CN110624713A Movable paint spraying device for steel structure processing
CN110497016A A kind of vertical square tube cutter device of steel structure processing
CN107700755A A kind of reinforcing bar Inner framves of steel construction grillage and concrete column
CN107855433A A kind of building site Portable reinforcing steel bar bender
CN107857190A A kind of universal suspender for being used to lift steel pipe, steel plate