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CREEC CHENGDU SURVEY DESIGN AND RES CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    74,781
  • Filing trend
    ⇧ 1000.0%
About

CREEC CHENGDU SURVEY DESIGN AND RES CO LTD has a total of 22 patent applications. It increased the IP activity by 1000.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and surface technology and coating are JINAN URBAN CONSTRUCTION GROUP, NINGBO COMMUNICATIONS PLANNING INST CO LTD and CHINA RAILWAY 19TH BUREAU GROUP 2ND CO LTD.

Patent filings in countries

World map showing CREEC CHENGDU SURVEY DESIGN AND RES CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing CREEC CHENGDU SURVEY DESIGN AND RES CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Weijia 8
#2 Li Yajun 7
#3 Liu Ke 7
#4 Liu Xiongwei 7
#5 Shang Hanchun 7
#6 Chen Guodong 6
#7 Gan Mufei 6
#8 Xu Haitao 5
#9 Yang Guiyong 5
#10 Liu Zhongping 5

Latest patents

Publication Filing date Title
CN111287774A Paste type closed tunnel diversion trench and construction method
CN111287794A Karst tunnel underground water open type drainage structure and method
CN111335926A Tunnel waterproof layer, template trolley and construction method
CN111239374A Saline soil salt expansion characteristic test device
CN111364606A Steel and concrete combined structure system and construction method
CN111321656A Steel-concrete joint water stop structure of corrugated steel web composite beam bridge
CN111289535A Tunnel disease detection device and detection method thereof
CN111254425A Contact net steel plate anti-corrosion treatment device and treatment method thereof
CN111305198A Connecting structure of prestressed concrete pipe pile and construction method thereof
CN110258357A A kind of construction method that steel tube arch rib segment connects in the air
CN109469075A A kind of landslide control method
CN109238187A A kind of Landslide Forecast System and its method
CN109469074A A kind of cutting slope defending structure and its construction method
CN109468915A A kind of roadbed filling construction method and its equipment
CN109487802A A kind of wide processing method of roadbed side
CN109026082A A kind of lining construction seam waterproof method and waterproof construction
CN109209392A Loopful excavation method suitable for IV-V grade of country rock of large cross-section tunnel
CN109209391A Tiny step excavation method suitable for IV-V grade of country rock of large cross-section tunnel
CN108693333A A kind of method of the swollen coefficient of determining coarse granule sodium sulphate salt marsh earth salt
CN109403222A Bridge Rotation Construction Technique flexural pivot expanded ring