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SHANGHAI ENG MACHINERY CO LTD

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    47,166
  • Filing trend
    ⇧ 12.0%
About

SHANGHAI ENG MACHINERY CO LTD has a total of 33 patent applications. It increased the IP activity by 12.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets civil engineering and mechanical elements are DAE CHANG HEAVY MACHINERY CO LTD, HE DEXIN and SOILMEC SPA.

Patent filings in countries

World map showing SHANGHAI ENG MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 33

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Gong Xiugang 28
#2 Liu Yuxia 11
#3 Tao Lei 11
#4 Li Zhipeng 10
#5 Wu Baoshan 8
#6 Gao Chao 8
#7 Gu Zhixin 7
#8 Yao Guoliang 6
#9 Ye Kai 4
#10 Sun Guangqing 4

Latest patents

Publication Filing date Title
CN111691419A Tower frame of pile driver
CN111663530A Walking pile driver
CN110939169A Milling head of double-wheel stirring drilling machine
CN110985483A Hydraulic system of hydraulic hammer
CN111005909A Lifting oil cylinder of hydraulic hammer and valve block combination thereof
CN110886579A Continuous wall down-the-hole hammer drilling tool
CN110485419A A kind of hydraulic pile hammer
CN110565638A hammer core of hydraulic pile hammer and lifting mechanism thereof
CN109914391A A kind of hydraulic hammer pile cover
CN109914409A A kind of hydraulic impact hammer
CN109356528A A kind of lower part driving head of double dynamical drilling machine
CN109252515A A kind of Deep Mix Column into Supporting construction method
CN109252510A A kind of construction method of underground continuous wall
CN108915015A A kind of chain cutter type cutting box
CN108824523A A kind of chain saw type cutting box
CN108396738A A kind of stirring drilling rod with built-in core pipe
CN108487867A Core pipe and its splice combinations built in a kind of drilling rod
CN108194022A A kind of double drive drilling machine
CN108194027A A kind of outer side sleeve combination
CN109930601A A kind of crawler type pile-grafting machine