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CR17 BUREAU NO 3 ENG CO LTD

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    75,003
  • Filing trend
    ⇩ 100.0%
About

CR17 BUREAU NO 3 ENG CO LTD has a total of 33 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, machines and measurement are NL SPANBETON MIJ NV, RAILWAY SAFETY RES CT CO LTD and SHANGHAI MAGNETIC SUSPENSION T.

Patent filings in countries

World map showing CR17 BUREAU NO 3 ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 33

Patent filings per year

Chart showing CR17 BUREAU NO 3 ENG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Cao Huiqin 17
#2 Wang Xinmin 12
#3 Yuan Junqing 8
#4 Wei Wenzhu 8
#5 He Leining 6
#6 Le Feng 6
#7 Li Haoyu 6
#8 Deng Huajun 6
#9 Zhou Yongming 6
#10 Wang Xun 5

Latest patents

Publication Filing date Title
CN107471428A Manufacture method in a kind of non-standard box beam field
CN107202742A The moisture absorption water content rate method of testing of soil
CN106808564A A kind of three word button box beams end-blocking template and box beam end blocking method
CN106930781A A kind of gas tunnel method of ventilation and its structure
CN106837308A A kind of gas tunnel pressure tester and its method
CN106761843A Injecting grout through steel perforated pipe device and grouting method
CN106760501A A kind of adjustable armpit angle forming panel
CN106741062A A kind of tool car for being capable of leaping over obstacles
CN106120571A Arch bridge suspender tensioning equipment
CN106087671A A kind of concreting template
CN106049206A Vibration walking device for pouring of ballastless track base
CN106012717A Vibratory leveling device
CN106049205A Formwork for ballast-less track base casting
CN106049204A Grooved formwork for pouring of reinforced concrete base of ballastless track
CN106087757A A high position in box beam erection falls beam construction method
CN106013173A Subway station construction body envelop enclosing structure
CN106087774A A kind of utilize 900 tons of beam shifting machines to bridge floor beam car dress beam Summarized Account of Bridge Erection Construction method
CN105804423A Fast disassembly safety protective guard for building construction
CN105839933A Simple safety guard rail
CN105887687A Method for detaching main beam of lifting beam machine