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CCFEB CIVIL ENG CO LTD

Overview
  • Total Patents
    102
  • GoodIP Patent Rank
    14,011
  • Filing trend
    ⇧ 121.0%
About

CCFEB CIVIL ENG CO LTD has a total of 102 patent applications. It increased the IP activity by 121.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, environmental technology and machines are CRCC BRIDGE ENG BUREAU GROUP NO 4 ENG CO LTD, SINOHYDRO ENGINEERING BUREAU 4 CO LTD and CHINA RAILWAY 19TH BEREAU GROUP CO LTD.

Patent filings in countries

World map showing CCFEB CIVIL ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 102

Patent filings per year

Chart showing CCFEB CIVIL ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Peng Yunyong 17
#2 Xiao Hongbo 14
#3 Lyu Tao 13
#4 Luo Guijun 13
#5 Zhang Xu 12
#6 Chen Yajun 12
#7 Wang Zhu 11
#8 Liu Wensheng 11
#9 Zeng Zhaowu 10
#10 Yang Guolin 9

Latest patents

Publication Filing date Title
CN112212747A Non-blasting excavation construction method for mountain earth and stone in limited space
CN112127283A PC track beam evacuation channel construction operation vehicle
CN112265154A Construction method for cutting type excavated stone cutting and stone cutting
CN112127901A Shield escaping method
CN112112654A Isolation plate structure in upper soft and lower hard stratum and construction method thereof
CN111779015A Construction method of bottom-sealed concrete of underwater bearing platform steel sleeve box
CN111881550A Method for evaluating improvement effect of earth pressure balance shield muck based on tunneling energy
CN111881549A Method for determining daily tunneling yield and construction period of viscous soil layer soil pressure balance shield
CN111706712A Large-span water supply pipeline supporting system and construction method thereof
CN111521164A Adjusting and detecting system and method for monorail track beam
CN111497893A Track beam linear measuring system and method
CN111501517A Novel external prestressed assembly of prestressed box girder
CN111456744A Shield body grouting structure for shield excavation of water-rich sandy gravel stratum and construction method
CN111270618A Bridge reconstruction construction method based on half-width traffic protection
CN110985026A Shield station-crossing construction method for layered backfilling in narrow shaft
CN111005568A Gear ring type rotatable pump pipe connecting sleeve
CN111167214A Energy-saving environment-friendly assembled vehicle desilting and purifying circulation system for construction site
CN110939450A Shield excavation grouting structure for water-rich disturbance sensitive stratum and construction method
CN110924967A Fine control construction method for shield proximity sensitive building in water-rich sandy gravel stratum
CN110927024A Foam half-life period measuring equipment for shield and foam half-life period measuring method