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CHINA NAT ERZHONG GROUP DEYANG WANHANG DIE FORGING CO LTD

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    41,783
  • Filing trend
    ⇩ 71.0%
About

CHINA NAT ERZHONG GROUP DEYANG WANHANG DIE FORGING CO LTD has a total of 37 patent applications. It decreased the IP activity by 71.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets machine tools, materials and metallurgy and measurement are SHAANXI HONGYUAN AVIATION FORGING CO LTD, SHAANXI HONGYUAN AVIATION FORGING COMPANY LTD and LAZORKIN VIKTOR ANDREEVICH.

Patent filings in countries

World map showing CHINA NAT ERZHONG GROUP DEYANG WANHANG DIE FORGING CO LTDs patent filings in countries
# Country Total Patents
#1 China 37

Patent filings per year

Chart showing CHINA NAT ERZHONG GROUP DEYANG WANHANG DIE FORGING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Peng 11
#2 Luo Hengjun 8
#3 Zhang Haicheng 6
#4 Shen Wentao 6
#5 Lyu Xiaogen 5
#6 Xie Jing 5
#7 Wang Zhoutian 5
#8 Cui Mingliang 5
#9 Zeng Detao 5
#10 Zhang Rui 5

Latest patents

Publication Filing date Title
CN112222341A Manufacturing method of TC17 titanium alloy die forging
CN111962072A Durable large-scale aviation forging die and preparation method thereof
CN111940654A Method for improving and stabilizing flaw detection level of TC6 titanium alloy cake blank
CN111890326A Three-coordinate positioning machining reference marking method
CN111745117A Preforming die forging die
CN111811377A Measuring rod special for aviation free forging piece and measuring method thereof
CN110835844A Composite fiber cloth for forging of large press and preparation method and application thereof
CN110773685A Preparation method of thick and large variable-section Ti-6242 alloy blisk forging
CN110465782A The control method of thin and long units machining deformation
CN110153896A The method of fast and stable Water Cutting forging flash
CN110158000A A method of abatement alloy plate residual stress
CN110014105A A kind of forging method deforming short T-type blank
CN109986019A The method of multi-step varied radius axis is forged on same swage block
CN109706296A The method for eliminating AF1410 steel forgings tissue mixed crystal
CN109902397A Fast and safely overturn the method for large mold
CN109822028A Press forges titanium alloy forging anti-deformation control method
CN108893689A Inconel718 alloy disc forging homogenizes manufacturing method
CN108315674A Super-huge rib web class aluminum alloy die forgings eliminate residual stress method after solid solution
CN108188338A The forging method of the large complicated forging part of A-100 steel and its pre- forging design method
CN108115066A Forging cloth and its application process with heat preservation and lubricating action