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FOURTH ENGINEERING CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENGINEERING GROUP

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    201,841
About

FOURTH ENGINEERING CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENGINEERING GROUP has a total of 14 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are LIZIYA SOUTH COAL MINE OF SICHUAN HUAYINGSHAN COAL INDUSTY CO LTD, BENA ZDENEK and G PROEKTNO IZYSKATELSKY I METR.

Patent filings in countries

World map showing FOURTH ENGINEERING CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENGINEERING GROUPs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing FOURTH ENGINEERING CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENGINEERING GROUPs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Shafts

Top inventors

# Name Total Patents
#1 Pan Jun 10
#2 Zou Jimin 5
#3 Zhao Taijun 3
#4 Cheng Fanghong 3
#5 Ding Wenjun 3
#6 Miao Yulu 3
#7 Zhai Hongzhi 3
#8 Wang Zheng 2
#9 Zhang Aimin 2
#10 Shunquan Qin 2

Latest patents

Publication Filing date Title
CN105173015A Positioning ship and method for assisting in sinking and positioning of steel open caisson thereof
CN105240684A Central gas supply system and method for large open caisson mud suction sinking construction
CN104632253A Positioning device for tunnel lining construction and construction method
CN103711083A Double-layer comb-shaped pattern plate system and installation method thereof
CN103696371A Stretching device and stretching method for slings of self-anchorage suspension bridges
CN103711119A Drilled-pile mud pneumatic anti-settling circulatory system and application method thereof
CN103628511A Setting-out plumbing method for pile foundation casing
CN103603275A System and method for sliding segment steel box beam ashore
CN102704872A Gas-lift reverse circulation slurry circulation system
CN102116032A Method for closing bottom of steel boxed cofferdam and gaps among river beds
CN102071646A Large-tonnage box girder sea system and construction method
CN102127898A Device and method for turning over steel truss girder member
CN102080356A Box girder positioning temporary supporting seat and positioning construction method of box girder
CN101694093A Quick positioning and connecting system in inserting and driving steel pipe supporting pile and construction method thereof