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THE 8TH ENG CO LTD CHINA RAILWAY MAJOR BRIDGE ENG GROUP

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    131,941
About

THE 8TH ENG CO LTD CHINA RAILWAY MAJOR BRIDGE ENG GROUP has a total of 13 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, packaging and shipping and machines are ZHONGJIAN LUQIAO EQUIPMENT CO LTD, CCCC SECOND HIGHWAY FIFTH ENG CO LTD and SICHUAN ROAD AND BRIDGE HUADONG CONSTRUCTION CO LTD.

Patent filings in countries

World map showing THE 8TH ENG CO LTD CHINA RAILWAY MAJOR BRIDGE ENG GROUPs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing THE 8TH ENG CO LTD CHINA RAILWAY MAJOR BRIDGE ENG GROUPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Yi 6
#2 Mo Pengdong 5
#3 Ma Cong 5
#4 Li Dekun 5
#5 Zhou Long 4
#6 Zeng Xiangbin 4
#7 Zhang Ping 4
#8 Zhu Liuyang 4
#9 Cheng Lingang 4
#10 Chen Fei 4

Latest patents

Publication Filing date Title
CN112281680A Steel box girder composite lifting system and construction method thereof
CN112195795A Continuous beam pushing device, using method and construction method of continuous beam
CN111827701A Movable protection device for vertical crossing synchronous construction and construction method
CN111689363A Universal joint hoist for bearing based on U-shaped steel suspender
CN111663445A Steel strand anti-slip device
CN110863426A Conical socket bracket, pier body provided with same and construction method of pier body
CN110904861A Cable-stayed bridge girder erection crane and construction method thereof
CN110984133A Construction method for foundation of deep-water shallow-covering-layer trestle
CN109505268A A kind of walking rail-free triangle hanging basket and construction method
CN109487675A A kind of Techniques of Tunnel-Type Anchorage for Suspension Bridge cable crane and its construction method
CN109335956A A kind of prefabricated ditch cover board boom hoisting
CN109333802A Ditch cover board precasting machine
CN109049290A The anchor recess device and end mould of obliquity adjustable