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Guizhou bridge construction group co ltd

Overview
  • Total Patents
    42
  • GoodIP Patent Rank
    40,500
  • Filing trend
    ⇩ 55.0%
About

Guizhou bridge construction group co ltd has a total of 42 patent applications. It decreased the IP activity by 55.0%. 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, packaging and shipping and measurement are CCCC SHEC SECOND ENGINEERING CO LTD, CCCC SECOND HIGHWAY FIFTH ENG CO LTD and JIANGXI PROVINCIAL EXPRESSWAY INVEST GROUP CO LTD.

Patent filings in countries

World map showing Guizhou bridge construction group co ltds patent filings in countries
# Country Total Patents
#1 China 42

Patent filings per year

Chart showing Guizhou bridge construction group co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Wei 11
#2 Zhang Shenglin 10
#3 Wang Qian 8
#4 Gong Hui 7
#5 Luo Wenxiu 6
#6 Liu Xian 6
#7 Zhang Yibin 6
#8 Zhou Yu 5
#9 Tan Jiguang 5
#10 Gong Xingsheng 5

Latest patents

Publication Filing date Title
CN112211204A Wall formwork supporting structure of column plate wall slope protection structure and construction method thereof
CN112211421A Downthehole protector of manual hole digging pile
CN111733832A Steel support loose head device suitable for being disassembled and assembled and having safety locking function
CN111576243A Bridge tensioning trolley with simple support and continuous negative moment
CN111691294A Large-tonnage towerless cable anchoring transverse moving device
CN111483917A Railing lifting tool trolley
CN111483915A Rotary lifting appliance
CN111442712A Measuring device for deep two-way displacement
CN111537330A Method for acquiring tunnel face surrounding rock global strength based on drilling speed
CN111287086A Main cable strand shape-keeping device
CN111041982A Double-width bridge double-suspension-point bridge inspection vehicle
CN111003630A Relay conversion device for large-tonnage continuous swing and shift
CN111005314A Bridge floor steel guardrail embedded part positioning structure
CN110735399A installation method of cast-in-situ support beam system capable of automatically rising or falling
CN110745714A Self-lifting installation method of hoisting tower system
CN110644351A Assembled combined stop block of cable-stayed bridge and use method thereof
CN110454200A A kind of double-walled grouting with small pipe device and its construction method
CN110512535A A kind of non pull rod type culvert trolley constructing device
CN110195437A A kind of manually digging hole gallows frame construction technology of safety and stability
CN109655007A A kind of interior pipe inner concrete deformation monitoring method being perfused of grand bridge tubular arch