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ANHUI DING HENG MANUFACTURING TECH RES INST CO LTD

Overview
  • Total Patents
    141
  • GoodIP Patent Rank
    10,184
  • Filing trend
    0.0%
About

ANHUI DING HENG MANUFACTURING TECH RES INST CO LTD has a total of 141 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets machine tools, surface technology and coating and chemical engineering are TIANJIN YONGCHANG WELDING WIRES CO LTD, JINAN G WEIKE SCI & TECH CO LTD and TBI SHANDONG IND CO LTD.

Patent filings in countries

World map showing ANHUI DING HENG MANUFACTURING TECH RES INST CO LTDs patent filings in countries
# Country Total Patents
#1 China 141

Patent filings per year

Chart showing ANHUI DING HENG MANUFACTURING TECH RES INST CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Jingqing 141
#2 Xue Weichang 82
#3 Zhou Qiankun 60
#4 Liu Zejun 41
#5 Wang Rongrong 20
#6 Liu Liyan 13
#7 Cheng Jinglei 8

Latest patents

Publication Filing date Title
CN112222657A Build-up welding ware suitable for drive gear refabrication in wheel pair
CN112276831A Rail locomotive wheel pair assembling equipment
CN112284776A Performance detector after 3D printing rail vehicle wheel forming
CN112222686A Welding wire supply table for surfacing repair of railway vehicle wheel pair
CN112281104A 90 device of spraying formula plasma repair wheel pair is rotated to degree
CN112059460A Spray welding system and method for repairing rail vehicle wheel set based on spray welding technology
CN112192337A Self-adaptive type equipment for polishing rear surface of rail vehicle wheel set
CN112197984A Digital display type test system for operation of belt rail after wheel set repair
CN112223049A Processing equipment for removing external defect part of wheel shank of railway vehicle before repair
CN112222793A Automatic change material loading of awaiting measuring rail vehicle gear and trade a machine
CN112109768A Rail vehicle wheel set tread inclination detection equipment after remanufacturing treatment
CN112122811A Device for repairing damaged working surface of wheel of rail vehicle
CN111069616A Bearing table for preventing graphite guide pipe from falling after melting
CN111016249A Solve oily solid waste's oil recovery unit
CN111131677A Visualization device for graphite catheter for molten metal
CN111112631A Device capable of switching protective gas in smelting process
CN111113699A Dismounting device convenient for damaged graphite conduit
CN111001520A High-efficient hot spraying device
CN110976802A Production equipment for rapidly forming amorphous nanocrystalline
CN111014183A Equipment for recovering amorphous nanocrystalline powder