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THE 3RD ENG CO LTD 25TH BUREAU CRCC

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    133,213
About

THE 3RD ENG CO LTD 25TH BUREAU CRCC has a total of 13 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets civil engineering and machine tools are KIDOH CONSTRUCTION CO LTD, XI AN HIGHWAY INST and DING XITAO.

Patent filings in countries

World map showing THE 3RD ENG CO LTD 25TH BUREAU CRCCs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing THE 3RD ENG CO LTD 25TH BUREAU CRCCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yang Lei 13
#2 Huang Min 12
#3 Zhou Feng 11
#4 Wang Gexin 7
#5 Kang Hui 6
#6 Yin Yuwen 6
#7 Zhang Qin 6
#8 Zhang Lianbing 6
#9 Liu Hanhua 6
#10 Xiong Binsong 6

Latest patents

Publication Filing date Title
CN111663716A Positioning regulator, production method of positioning regulator and positioning regulation method
CN111549667A Construction method of cast-in-situ porous steel plate combination beam of urban viaduct
CN110259476A A kind of pusher leg drill drill bit and construction method
CN109457616A A kind of moulding bed device of segmentation dismounting
CN109208490A A method of it will be on traversing to the main bridge seat of steel truss girder
CN109208489A A kind of method of steel truss girder single-unit assembly segmentation longitudinal pull
CN108411795A An a kind of Curved Continuous Beams Hanging Basket fast fallback method over long distances
CN106088152A A kind of receive and slide device and using method thereof becoming precast frame on hill wash road
CN106087768A A kind of method of assembled mobile formwork in bridge tunnel narrow short transition time section
CN106120580A A kind of change hill wash duct device for jacking precast frame and construction method thereof
CN106192761A A kind of method disassembling mobile formwork in bridge tunnel narrow short transition time section
CN105484170A Jacking construction method for prefabricated frame with inversely arranged oil top on variable ramp
CN105484171A Prestress strengthening method for external cables of bridges and culverts of prefabricated frames in gradient change jacking process