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GEMAC ENG MACHINERY CO LTD

Overview
  • Total Patents
    45
  • GoodIP Patent Rank
    33,537
  • Filing trend
    ⇧ 75.0%
About

GEMAC ENG MACHINERY CO LTD has a total of 45 patent applications. It increased the IP activity by 75.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets transport, civil engineering and environmental technology are KANSAS CITY SOUTHERN RAILWAY, AKTSIONERNOE OBSHCHESTVO NAUCHNO-ISSLEDOVATELSKIJ I KONSTRUKTORSKO-TEKHNOLOGICHESKIJ INST PODVIZHNOG and ZHUZHOU XUYANG ELECTROMECHANICAL TECH DEVELOPMENT CO LTD.

Patent filings in countries

World map showing GEMAC ENG MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 45

Patent filings per year

Chart showing GEMAC ENG MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Bin 20
#2 Xiao Xuming 16
#3 Liu Xuehai 10
#4 Wang Jiang 9
#5 Liu Xu 9
#6 Wu Linjing 8
#7 Guo Pan 8
#8 Yang Houchang 7
#9 Xu Qirui 6
#10 Cao Jianglin 6

Latest patents

Publication Filing date Title
CN111922702A Method for improving and assembling locomotive coupler slave plate seat
CN111593623A Fire-fighting, water-spraying dust-removing device
CN111549594A Sleeper correcting device for curve operation of line overhaul train
CN111535087A A railway ballast backfill device for railway ballast screen scarifier
CN111549593A Railway switch tamping car
CN111549591A Pickaxe nest backfilling device
CN111535088A Ballast excavating device and turnout screen scarifier
CN111469869A Railway power generation tractor
CN111452809A Power system device and rail vehicle
CN111120640A Axle gear box with retarder for rolling stock
CN111559392A Rail-mounted telex walking system
CN111559708A Hoisting device for railway vehicle internal installation
CN111608992A Manual remote operation cuts off oil tank oil source device
CN111559704A System and method for synchronously controlling hoisting of double cranes of switch large part reloading vehicle
CN111562762A Automatic reset control system of tamping operation mechanism
CN110106753A A kind of mobile rail-welding vehicle for railway
CN110898538A Cyclone centrifugal dust collector for steel rail grinding wagon
CN110904750A Elastic traction rod device for steel rail polishing trolley
CN108483288A A kind of railway is special with vehicle both arms crane
CN108660875A A kind of eight pick of railway track makes curing means firm by ramming