Learn more

4TH CONSTR CO LTD OF CHINA CONSTR 8TH ENG DIVISION

Overview
  • Total Patents
    52
  • GoodIP Patent Rank
    28,631
About

4TH CONSTR CO LTD OF CHINA CONSTR 8TH ENG DIVISION has a total of 52 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 machine tools are CHINA METALLURGICAL CONSTRUCTION ENG GROUP CO LTD, MCC TIANGONG GROUP CORP LTD and CHINA CONSTRUCTION 4TH ENG BUREAU 6TH CO LTD.

Patent filings in countries

World map showing 4TH CONSTR CO LTD OF CHINA CONSTR 8TH ENG DIVISIONs patent filings in countries
# Country Total Patents
#1 China 52

Patent filings per year

Chart showing 4TH CONSTR CO LTD OF CHINA CONSTR 8TH ENG DIVISIONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Wenqiang 8
#2 Chen Yanzong 7
#3 Zhang Wenjun 7
#4 Li Chaopeng 6
#5 Dong Lei 6
#6 Zhang Xiaonan 5
#7 Song Yingjie 5
#8 Ma Zhansheng 5
#9 Wang Yu 4
#10 Zhou Guijun 4

Latest patents

Publication Filing date Title
CN112170704A Reinforcing steel bar bending device
CN112249967A Hanging flower basket for civil engineering with lift protection structure and stabilizing mean thereof
CN112196259A Reinforcing device for bottom of frame column formwork and construction method thereof
CN111997096A Raft plate and construction method of basement outer wall post-cast strip
CN111946042A Method for building external scaffold of concrete cantilever structure and external scaffold device
CN111960771A Self-compacting fair-faced concrete
CN111910612A Telescopic dust screen
CN111844383A Method for conveniently inputting concrete test block into standard maintenance room ledger
CN112112292A Construction method for preventing concrete from permeating into two sides of post-cast strip of bottom plate of garage
CN111852007A Lintel-free and slotting-free concrete encapsulation construction process for distribution box
CN111851942A Construction method for side face of sill under handrail
CN111779145A Construction method for plugging split bolt holes
CN111980401A Construction method of U-shaped rib reinforced windowsill coping template
CN111779036A Process for avoiding leakage point of water stop steel plate at corner
CN111761130A Pipe cutting equipment and method
CN111691392A Backfill construction method for sludge texture foundation
CN111472606A Edge-facing protection device and edge-facing protection method thereof
CN111502636A Underground variable cross-section hole measuring tool
CN111428415A Lifting monitoring method for overrun steel structure net rack
CN111287098A Device for dismantling Bailey beam and construction method thereof