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LUOYANG JIANHAO HEAVY MACHINERY LTD COMPANY

Overview
  • Total Patents
    24
About

LUOYANG JIANHAO HEAVY MACHINERY LTD COMPANY has a total of 24 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets machine tools and mechanical elements are WUXI WEIFU MASHAN OIL PUMP AND OIL NOZZLE CO LTD, SUZHOU MAIKAFU INDUSTRIAL TECH CO LTD and TSENTRALEN NII METALOREZHESHTI.

Patent filings in countries

World map showing LUOYANG JIANHAO HEAVY MACHINERY LTD COMPANYs patent filings in countries
# Country Total Patents
#1 China 24

Patent filings per year

Chart showing LUOYANG JIANHAO HEAVY MACHINERY LTD COMPANYs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Cao Lin 24
#2 Quan Jianjun 24
#3 Duan Jianshe 22
#4 Duan Jianfeng 2

Latest patents

Publication Filing date Title
CN103350013A Box body of hammer crusher
CN103349860A Production process of band type vacuum filter capable of saving water
CN103350314A Repairing method for hollow shaft of disc filter
CN103353405A Portable monitoring platform for double-rotary-plate crusher
CN103350012A Vertical type crusher material throwing disk
CN103352982A Sealing manner of mixer shaft of aluminum hydroxide filtering machine
CN103350009A Hardened material crusher for road building
CN103522102A Leveling tool
CN103506634A Simple clamp used for turning excircle arc
CN103506990A Detachment tool special for ratchet looseness resistant fastener
CN103506951A Gear hole grinding clamp and use method
CN103523690A Hoisting mechanism with built-in harmonic gear
CN103522093A Fixture special for flange
CN103507192A Mechanical arm of centrifugal casting MC nylon pipe demoulding device
CN103522295A Grasping mechanical hand capable of changing according to shape of object
CN103522179A Supersonic vibration honing clamp
CN103521714A Copper slide sleeve blank production process
CN103537879A Technology for controlling machining precision of hoist brake disc
CN103447702A Method for overcoming welding deformation of end covers of large-size mills
CN103447710A Method for solving problem of welding sinking of mill manhole reinforcing plate