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AECC HARBIN DONGAN ENGINE CO LTD

Overview
  • Total Patents
    265
  • GoodIP Patent Rank
    5,512
  • Filing trend
    ⇧ 225.0%
About

AECC HARBIN DONGAN ENGINE CO LTD has a total of 265 patent applications. It increased the IP activity by 225.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets machine tools, measurement and surface technology and coating are SHENYANG LIMING AERO-ENGINE (GROUP) CORP LTD, AECC AVIATION POWER CO LTD and AECC SHENYANG LIMING AERO ENGINE CO LTD.

Patent filings in countries

World map showing AECC HARBIN DONGAN ENGINE CO LTDs patent filings in countries
# Country Total Patents
#1 China 265

Patent filings per year

Chart showing AECC HARBIN DONGAN ENGINE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xin Yuwu 28
#2 Sun Zhenlin 25
#3 Shi Yuying 19
#4 Li Yuan 16
#5 Zeng Xijun 14
#6 Tong Yunfeng 14
#7 Su Haibing 14
#8 Pan Zhenyu 14
#9 Geng Jiamin 14
#10 Wan Sibo 14

Latest patents

Publication Filing date Title
CN112161593A Method for measuring alloy feeding distance
CN112230013A Method and device for measuring flow velocity of high-temperature conductive fluid
CN112222762A Reverse processing method for outer sealing piston ring of aviation material
CN112207309A Machining method for ensuring position degree of casing hole system
CN112222444A Machining method for hexagonal bolt lock bolt hole
CN112008095A Machining method of helicopter fuel oil discharge pipe
CN111879518A Lubricating oil pump air plug verification test device and test method
CN112008497A Method for aligning single datum hole of part
CN111975462A Grinding processing method for slender shaft workpiece
CN111532450A Mechanical closed transmission device for main reducing test bed of coaxial double-propeller helicopter
CN111546226A Casing cavity/oil path vibration polishing device
CN111390155A Investment casting solidification method and device
CN111424230A Heat treatment method for superficial carburization of steel
CN111515733A Viscose clamping tool for machine tool
CN111455308A Heat treatment method for direct quenching after carbonitriding
CN111515515A Vacuum diffusion welding connection method for molybdenum-based high-temperature alloy honeycomb structure
CN111515563A Vacuum electron beam welding method for oblique welding seam comb tooth part
CN111515516A Vacuum diffusion welding connection method of molybdenum-based high-temperature alloy
CN111364000A Method for controlling carburization process of aviation carburized part
CN111536914A Coordinate measuring method of coupler raceway