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CCCC TIANJIN DREDGING CO LTD

Overview
  • Total Patents
    100
  • GoodIP Patent Rank
    16,931
  • Filing trend
    ⇧ 75.0%
About

CCCC TIANJIN DREDGING CO LTD has a total of 100 patent applications. It increased the IP activity by 75.0%. 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, machine tools and transport are BAGGERWERKEN DECLOEDT EN ZOON N V, DREDGING INT and MITCHELL AUSTRALASIA PTY LTD.

Patent filings in countries

World map showing CCCC TIANJIN DREDGING CO LTDs patent filings in countries
# Country Total Patents
#1 China 100

Patent filings per year

Chart showing CCCC TIANJIN DREDGING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gu Ming 33
#2 Ding Shuyou 20
#3 Li Jun 19
#4 Zhang Runxi 19
#5 Wang Liwei 18
#6 Wang Jian 16
#7 Wu Yongbin 15
#8 Yang Zhengjun 14
#9 Feng Chen 14
#10 Luo Gang 14

Latest patents

Publication Filing date Title
CN112170159A Adopt sand dress to refute granule screening plant
CN111851629A Method for quickly replacing trunnions of double-trunnion cutter suction ship
CN111852880A Hydraulic design method of mud pump impeller according to soil texture
CN111749298A Environment-friendly drag suction type dredging machine tool of drag suction dredger
CN111851633A Sand-collecting loading platform device for cutter suction dredger
CN111832843A Method for mud barge matching and initial loading and unloading sequence determination in dredging engineering
CN111749902A Hydraulic dredger dredge pump with series impellers
CN111749297A But environmental protection silt remover of horizontal swing operation
CN111749299A Scraping and shoveling type dredging machine tool of environment-friendly cutter suction dredger
CN111492939A Preparation method of organic matter nutrient soil suitable for sand blowing and filling
CN111557213A Construction method of soil leaching protection structure suitable for sand reclamation by blowing and filling
CN111236337A Flat digging device for earth-moving machine
CN111066402A Preparation and application method of improved soil containing blown-fill sand
CN110736578A movable rake tooth soil-entering pressure testing device
CN110725355A Spiral dredging machine for environment-friendly dredging engineering
CN110616762A Marine dredging sludge solidification integrated treatment equipment
CN110593335A Combined cutter suction dredger with super-large dredging depth of more than 40 meters
CN110342389A A kind of hanger device of torsion-bending ratio handling
CN110258705A A kind of engineering ship sand water mixing device
CN110258688A A kind of expansion chuck reamer tooth attachment device