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CHINA RAILWAY 24TH BUREAU GROUP ANHUI ENG CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    81,203
  • Filing trend
    ⇩ 66.0%
About

CHINA RAILWAY 24TH BUREAU GROUP ANHUI ENG CO LTD has a total of 20 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets civil engineering and environmental technology are NO 3 ENGINEERING CORPORATION LTD OF CR20G, YOO KEUN MOO and KUNMING SURVEY DESIGN AND RES INSTITUTE CO LTD OF CREEC.

Patent filings in countries

World map showing CHINA RAILWAY 24TH BUREAU GROUP ANHUI ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing CHINA RAILWAY 24TH BUREAU GROUP ANHUI ENG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wu Tengfei 9
#2 Zhou Weiming 7
#3 Wang Fusheng 6
#4 Kan Hongming 4
#5 Liu He 4
#6 Qin Jiajia 4
#7 Zhang Yiliu 4
#8 Yang Zhengjie 4
#9 Yan Laizhang 3
#10 Shi Youzhi 3

Latest patents

Publication Filing date Title
CN110273427A A kind of drainage of foundation pit type gunite concrete structure and its construction method
CN110273423A A kind of tall and big walls concrete placing installation and casting method
CN109972790A A kind of two-way curved prestressing tendon arrangement form of concrete slab
CN109972531A It is a kind of for improving the external prestressing device of Bailey beam falsework span
CN110130933A Shield tunnel section service channel two serves as a contrast concrete casting device and method
CN109667229A A kind of contrary sequence method foundation pit top temporary trestle bridge plate method for dismounting
CN108978667A A kind of positioning connection structure and its construction method of steel-pipe pile and bored concrete pile
CN107761573A Crossing bridge bottom Bailey beam falsework jacking transportation by driving method for dismounting
CN107747492A Extension type cross preliminary bracing structure and its deformation dynamics control method
CN107761571A Needle beam combined steel plate beam bridge panel cast-in-place construction sliding form frame system and its application
CN107815968A Cross bearer combined steel plate beam bridge panel cast-in-place construction sliding form frame system and its application
CN107201906A Slag tap structure and the slag tapping method of a kind of tunnel top base tunnel
CN107201909A Swelled ground tunnel support structure and method
CN106703246A Combined basin-shaped hybrid tuning damper for wind power generation tower
CN105625193A Whole-span cast-in-place beam inverted-triangle formwork supporting frame and construction method thereof
CN105568929A Rectangular bridge pier collision prevention facility and construction method thereof
CN105603878A High-altitude rapid transverse moving method for concrete box beam
CN105442433A Connection structure of prefabricated bridge pier and bearing platform and construction method thereof
CN105544381A Connection structure of precast pier with annular section and bearing platform and construction method of connection structure
CN105421294A Anti-ship-collision facility for four-limb thin-walled bridge piers