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GUANGDONG PROVINCE CHANGDA HIGHWAY ENG CO LTD

Overview
  • Total Patents
    43
  • GoodIP Patent Rank
    35,263
  • Filing trend
    ⇩ 10.0%
About

GUANGDONG PROVINCE CHANGDA HIGHWAY ENG CO LTD has a total of 43 patent applications. It decreased the IP activity by 10.0%. 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, machines and materials and metallurgy are 3RD ENG CO LTD HIGHWAY ENG BUREAU CCCC, SEOK JUNG CONSTRUCTION CO LTD and KUNMING SURVEY DESIGN AND RES INSTITUTE CO LTD OF CREEC.

Patent filings in countries

World map showing GUANGDONG PROVINCE CHANGDA HIGHWAY ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 43

Patent filings per year

Chart showing GUANGDONG PROVINCE CHANGDA HIGHWAY ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Donglai 12
#2 Xu Yonggang 11
#3 Wang Huibin 10
#4 Zhang Yucai 9
#5 Jiang Shengwen 9
#6 Wang Zhongwen 8
#7 Zhang Shunxian 7
#8 Zheng Botao 7
#9 Luo Chaoyun 7
#10 Wang Xiaojia 7

Latest patents

Publication Filing date Title
CN111663447A Prestressed bending and anchoring device for pre-tensioning precast beam plate and construction method
CN109940762A A kind of UHPC material mixing packaging system
CN109877973A A kind of UHPC material feed proportioning system and its application
CN109865582A A kind of steel fibre dispersal device
CN109778914A A kind of steel-shelled concrete can constant speed adjust blanking velocity transportation system and method
CN109778913A A kind of steel-shelled concrete can intelligent positioning casting system
CN109385977A A kind of anti-crack concrete panel and its construction method
CN109709311A A kind of indoor simulation device being molded into slurry research for vault band
CN109184746A A kind of method for embedding combining tunnel lining trolley end mould and waterstop
CN109162739A A kind of adjustable I-steel connecting bracket and steel arch-shelf welding method
CN109112968A Anchor head traction device after a kind of suspension bridge dorsal funciculus
CN109137741A A kind of automatic control system and monitor supervision platform of suspension bridge strand trailer system
CN109242068A Can automatic reporting position information suspension bridge strand trailer system and monitor supervision platform
CN109297451A A kind of strand gap measuring device and system based on Internet of Things
CN109632122A Suspension bridge strand temperature automatic measurement system and Internet of Things measurement and control of temperature platform including it
CN109208476A A kind of self-locking clip
CN109183620A Telescoping bracket, steel box-girder hanging device and hanging method
CN109079995A A kind of the cement can system and method for modifying of multistage recycling cement dust
CN108951406A A kind of height adjustable force measuring support
CN108868777A A kind of comprehensive visit of tunnel unfavorable geology country rock controls construction method