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DEMARCO HOISTING MACHINERY CO LTD

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    45,868
  • Filing trend
    ⇧ 6.0%
About

DEMARCO HOISTING MACHINERY CO LTD has a total of 34 patent applications. It increased the IP activity by 6.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets packaging and shipping, macromolecular chemistry and polymers and basic materials chemistry are SUNGJIN ENGINEERING&INDUSTRY CO LTD, EISENWERK VORM NAGEL & KAEMP A and WUXI XIEXING PORT MACHINERY CO LTD.

Patent filings in countries

World map showing DEMARCO HOISTING MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 34

Patent filings per year

Chart showing DEMARCO HOISTING MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Aijun 25
#2 Dong Yanbo 22
#3 Ding Yi 20
#4 Kong Chunheng 8
#5 Mao Yixue 8
#6 Ding Rong 4
#7 Jia Jinpeng 2
#8 Zhang Ying 2
#9 Wang Jiantang 2
#10 Wang Shouzhi 1

Latest patents

Publication Filing date Title
CN110584980A Shoulder and neck massage device
CN109383993A A kind of feed automatic loading crane belt feeder
CN109353932A A kind of feed automatic loading crane
CN109384044A A kind of high load tire intelligent stacker
CN109335960A A kind of high-speed tire intelligence transfer crane
CN108928746A A kind of ramp operation crane
CN109052231A A kind of lifting machine for moving steel
CN108928750A A kind of ship's crane for height limiting zone of opening the navigation or air flight
CN108946496A A kind of anti-tilting apparatus of ship's crane
CN108821124A A kind of stack type crane elevating mechanism
CN108910699A A kind of double-hung rotation vehicle of crane
CN108892034A A kind of gantry crane curved path walking device
CN108975170A A kind of subway is laid a railway track gantry crane
CN108342130A A kind of diatom Fender formaldehyde indoor coating preparation process
CN108329761A One kind removing formaldehyde diatom ooze indoor decorative paint
CN108299879A A kind of diatom ooze, activated carbon composite coating and production technology
CN108329778A A kind of production technology of diatom ooze, the compound indoor decorative paint of activated carbon
CN107804791A A kind of gantry crane frequency-converting speed-governing control system
CN108002236A A kind of hoisting box's locking device
CN107902560A A kind of suspension hook anti-top-collision protector