Learn more

HENAN DONGQI MACHINERY CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    113,308
  • Filing trend
    ⇧ 50.0%
About

HENAN DONGQI MACHINERY CO LTD has a total of 15 patent applications. It increased the IP activity by 50.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets packaging and shipping, mechanical elements and civil engineering are ZHANGJIAGANG SHENGDA METALLURGY SLING MFT CO LTD, VACU LIFT MASCHB GMBH and KAMMERER OTTO.

Patent filings in countries

World map showing HENAN DONGQI MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing HENAN DONGQI MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Lijian 14
#2 Wang Yixiao 9
#3 Zhang Chunli 9
#4 Wu Jianhua 6
#5 Wang Hongbin 5
#6 Hu Cunli 5
#7 He Zhiqiang 2
#8 Ji Yang 2
#9 Hai Songwei 2
#10 Li Yuanheng 2

Latest patents

Publication Filing date Title
CN110894699A Hydraulic cylinder support arm for track laying machine
CN110846955A Tunnel track laying machine and hydraulic cylinder support arm for track laying machine
CN110921505A Novel umbrella-shaped tooth type running mechanism
CN110963416A Driving device of non-wheel crane
CN108726386A Multi-functional truss handling station
CN108655659A A kind of wind-power tower rolling wheel support
CN108654883A Paint spraying of wind power generation tower drum pivot flange
CN107671834A Complete intelligent heavy mechanical hand
CN107651573A A kind of track is laid a railway track special purpose crane tool
CN104976334A Crane reduction box
CN104973510A Crane drive device
CN104986660A Novel crane trolley
CN105523473A Conveniently overhauled crane carriage for crane
CN105460783A Modularized electric hoist
CN104006083A Novel bearing box used for crane