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GANSU ROAD & BRIDGE CONSTR GROUP CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    120,360
  • Filing trend
    ⇩ 50.0%
About

GANSU ROAD & BRIDGE CONSTR GROUP CO LTD has a total of 23 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and machine tools are RHEINSTAHL GMBH WANHEIM, CHINA CONSTRUCTION TUNNEL CORP LTD and CHOI HEE SUK.

Patent filings in countries

World map showing GANSU ROAD & BRIDGE CONSTR GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing GANSU ROAD & BRIDGE CONSTR GROUP CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wang Longfei 6
#2 Qi Jianfu 5
#3 Qiao Yewei 4
#4 Yang Kai 3
#5 Cao Gui 3
#6 Li Shanying 3
#7 Mi Xiaoqiang 3
#8 Ren Wenhong 3
#9 Liu Yongchao 3
#10 Zhang Weili 2

Latest patents

Publication Filing date Title
CN109736209A A kind of bridge pier column construction method applying vertical prestressing
CN108589547A A kind of pile foundation steel bar cage centralising device production method
CN108103901A Napper production method
CN107414436A Bridge prefabrication cored slab blocks shaper preparation method
CN106640147A Tunnel primary support steel arch frame lock foot fixing method
CN106404341A Monitoring collection instrument of impact force of running vehicle on two sides of road and railway tunnels
CN106246194A The reinforcing Treatment Methods of tunnel roof fall wall caving
CN105240021A CD-method construction method for improving loess tunnel with super-large cross section
CN105065037A Double-layer arch center support construction method for highway soft rock tunnel
CN105019942A Method for dismounting second-lined reinforced concrete in tunnel
CN104975877A Portal external road surface water blocking and discharging system with tunnel portal in downslope direction and manufacturing method for same
CN105064380A Rich underwater high slope water control antiskid composition
CN104790977A Tunnel primary lining formwork trolley and construction method thereof
CN104453919A Manufacturing method for handheld milling and excavating machine
CN104675023A Accurate positioning device for corrugated pipe
CN104675121A Discharging weaving rack of prestressed steel strand
CN104562935A Wedge-shaped rail for bridge girder erection machine
CN103452051A Bridge grouting anchor head sealing method
CN103452114A Bridge cast-in-place pile head chiseling method
CN103344509A Method for determining straight shearing strength admissible value of bridge deck pavement bituminous mixture