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HENAN MINE CRANE CO LTD

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    56,995
About

HENAN MINE CRANE CO LTD has a total of 33 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets packaging and shipping, machine tools and surface technology and coating are CEEC SHANXI ELECTRIC POWER CONSTRUCTION CO LTD, HENAN WEIHUA HEAVY MACH CO LTD and NUCLEON XINXIANG CRANE CO LTD.

Patent filings in countries

World map showing HENAN MINE CRANE CO LTDs patent filings in countries
# Country Total Patents
#1 China 33

Patent filings per year

Chart showing HENAN MINE CRANE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ren Haitao 15
#2 Gao Mingli 8
#3 Shao Dongliang 6
#4 Zheng Pei 5
#5 Hu Shengchao 5
#6 Wu Gaoxuan 4
#7 Shen Qiang 4
#8 Li Feng 4
#9 Hu Yongtang 3
#10 Ma Wenbo 3

Latest patents

Publication Filing date Title
CN111977514A Preventive maintenance system of crane based on Internet of things
CN111115432A Lifting appliance with adjustable lifting point interval and crane
CN111186762A Special lifting appliance for coke tank
CN111115488A Crane main beam connecting rod lifting device
CN110980599A Workpiece mounting rack for dip-coating workpiece
CN111056468A Lifting device for dip-coating of workpiece
CN111055059A Angle steel positioning-welding assembly and angle steel welding equipment using same
CN111013933A Workpiece dip-coating device
CN111055065A Angle steel welding positioning device and welding equipment using same
CN106141024A A kind of flange fixing installation of single-beam crane road wheel
CN106141522A A kind of steel plate fillet welding automatic soldering device
CN106002111A Crane single-beam walking wheel forging technology
CN106239193A A kind of clamping device of cylindrical material cutting machine
CN106081489A A kind of feed mechanism of single-beam crane road wheel processing unit (plant)
CN106001860A Automatic carbon-dioxide-gas-arc-welding welding device
CN105967069A Crane anti-collision control system
CN106006439A Manual starting device of crane hoisting mechanism drum brake
CN106044606A Electric start device of brake of roller of hoisting mechanism of crane
CN106006388A Electric control system of telescopic arm caterpillar crane
CN105016202A Derailing prevention wheels, crane, trolley of crane and cart of crane