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HARBIN DONGAN AUTOMOTIVE ENGINE MFG CO LTD

Overview
  • Total Patents
    118
  • GoodIP Patent Rank
    15,357
  • Filing trend
    ⇩ 47.0%
About

HARBIN DONGAN AUTOMOTIVE ENGINE MFG CO LTD has a total of 118 patent applications. It decreased the IP activity by 47.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, measurement and transport are PUIU DUMITRU, KOMBARKO AOZT and GUANGZHOU XINYU POWER TECH CO LTD.

Patent filings in countries

World map showing HARBIN DONGAN AUTOMOTIVE ENGINE MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 118

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Ma Jing 33
#2 Fang Lihui 32
#3 Guan Wei 28
#4 Yang Jinmin 25
#5 Yan Lili 24
#6 Yu Zhonggui 24
#7 Zhang Kai 23
#8 Wang Jun 23
#9 Zhang Xinliang 22
#10 Zhou Zhangxia 22

Latest patents

Publication Filing date Title
CN112213109A Initial phase test method for variable valve timing system of engine
CN112178128A Tool for aligning and assembling balance shaft
CN112213107A Method for testing engine oil consumption rate on extended range electric automobile
CN112158064A Range-extending hybrid power system of integrated drive system
CN112213114A Durability test method for extended-range three-in-one electric drive system assembly rack
CN111572328A Hybrid vehicle driving device
CN111425590A Automatic transmission hydraulic control oil way with electronic gear shifting function
CN110469420A PCV passage structure built in a kind of separate type cylinder cap
CN110435420A A kind of retarder arragement construction for extended-range electric vehicle
CN110486460A A kind of novel mixed dynamic transmission control lubrication flow hydraulic circuit
CN110578794A Hydraulic control oil way of special DHT hybrid transmission
CN110469596A A kind of double clutch connection structure
CN110466340A A kind of hybrid vehicle driving transmission system and its working method
CN110466339A A kind of hybrid gearbox dynamical system and its working method
CN110220719A A kind of real vehicle sliding wear of simulating on rack is started to walk durable test method
CN110208008A A kind of manual transmission vehicle shift quality assessment evaluation experimental devices and methods therefor
CN110261772A A kind of test Split type electric machine frame
CN110186525A A kind of test DHT motor lubrication flow system and test method
CN110132614A The experimental rig and its method that a kind of automatic transmission influences vehicle thermal balance
CN110232548A A kind of the wireless bar code logistic management system and its management method integrated based on ORACLE-ERP