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HANGZHOU HENGHONG MACHINERY CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    71,780
About

HANGZHOU HENGHONG MACHINERY CO LTD has a total of 27 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China, EPO (European Patent Office) and United States. Its main competitors in its focus markets mechanical elements, transport and packaging and shipping are HENGYANG JINTAI TOOLS CO LTD, NUSSBAUM KG O and ZIMMERMANN JUERGEN.

Patent filings in countries

World map showing HANGZHOU HENGHONG MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 22
#2 EPO (European Patent Office) 2
#3 United States 2
#4 Japan 1

Patent filings per year

Chart showing HANGZHOU HENGHONG MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Guozhong 26
#2 Yu Laiming 16
#3 Lu Jiangqiang 10
#4 Yan Jigang 6
#5 Wang Lingling 6
#6 Tian Feng 6
#7 Zhang Jigang 5
#8 Wang Congcong 5
#9 Cong Wenhao 5
#10 Shao Yilong 5

Latest patents

Publication Filing date Title
CN111071156A Mechanical self-locking electric pedal
CN111845660A Rotary jacking supporting leg
CN111843955A Double-deck platform levelling device
US2020361426A1 Double-lifting Device for Towing Type Traveling Vehicle
CN110027476A A kind of panel body and electric treadle
CN110065902A It is socketed trapezoidal screw Anti-blocking structure
CN110053590A Hydraulic pressure lifting device for pulling type lodging vehicle
CN110028007A Large-tonnage jacking apparatus
CN109595299A A kind of joint gearing speed-reducer and stroke control deceleration mechanism
CN109596374A A kind of jack hydraulic test device
CN109580269A Horizontal jack test device
CN109052268A A kind of stroke limit control device and its working method
CN109019393A Variable-ratio motor-driven jack and its working method
CN109264615A Stroke limit control assembly and its working method
CN105835844A Multifunctional electric bending landing leg for minibus
CN105751867A Motor home tail door turning device
CN105712235A Vehicle jacking and horizontal moving device
CN105711506A Novel footboard structure
CN105736660A Cup joint lead screw
CN103288004A Rotation-clogging preventing gear box