Learn more

THE FIRST CONSTRUCTION CO LTD OF CHINA FOURTH CONSTRUCTION BUREAU

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    42,810
About

THE FIRST CONSTRUCTION CO LTD OF CHINA FOURTH CONSTRUCTION BUREAU has a total of 36 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and packaging and shipping are CHINA CONSTRUCTION 4TH ENG BUREAU 6TH CO LTD, ZHONGTIAN CONSTR GROUP CO LTD and HUADONG BUILDING CO LTD OF CHINA CONSTRUCTION FIFTH ENG BUREAU.

Patent filings in countries

World map showing THE FIRST CONSTRUCTION CO LTD OF CHINA FOURTH CONSTRUCTION BUREAUs patent filings in countries
# Country Total Patents
#1 China 36

Patent filings per year

Chart showing THE FIRST CONSTRUCTION CO LTD OF CHINA FOURTH CONSTRUCTION BUREAUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Luo Yingzhou 6
#2 Ai Jiaojiao 6
#3 Chen Jianhua 6
#4 Li Hongmei 5
#5 Guo Gang 5
#6 Ye Guochang 5
#7 Hu Jiaxu 5
#8 Zhang Ming 4
#9 Yue Wei 4
#10 Hu Youping 4

Latest patents

Publication Filing date Title
CN112252312A Construction method for enhancing integral stress performance of PHC pipe pile
CN112211398A Back-hanging connecting floor bearing plate structure with post-steel-adding structure and construction method
CN111946059A Climbing frame wall-attached reserved hole reserving method
CN111778980A Large-diameter pile grouting device
CN111733988A Full-penetration construction floor water interception system
CN111761003A Super-large-diameter cast-in-place pile double-layer reinforcement cage with embedded pipe and manufacturing method thereof
CN111576423A Pile foundation sediment cleaning device and method
CN111381281A Method for detecting connectivity of karst cave
CN111441399A Method for detecting strength of beaded karst cave after grouting
CN111456342A Oversized roof drainage construction system
CN111441535A Special-shaped reinforcement cage structure installed in steel column of conversion layer and construction method of special-shaped reinforcement cage structure
CN111424965A Novel short-limb corner shear wall reinforcing structure
CN111456418A Construction method of space-limited outer facade structure
CN111439665A Vertical conveying device for autoclaved aerated concrete blocks and using method thereof
CN111439687A Super high-rise building movable arm tower crane bottom protection and operation platform that climbs
CN111441574A Method and structure for pouring concrete floor post-cast strip by adopting inflatable template
CN111441573A Method and structure for pouring concrete column by adopting inflatable template fixed with column template
CN111441575A Method and structure for pouring concrete column by adopting inflatable template fixed with floor slab
CN111441576A Method and structure for pouring concrete beam post-cast strip by adopting inflatable template
CN111364661A Connecting method and structure of wide splicing seam of light floor