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YAN JINGJING

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    158,013
About

YAN JINGJING has a total of 11 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and electrical machinery and energy are RUTGER LARSON KONSULT AB, Nantong guoyi forging machine tool co ltd and SHI LIXIN.

Patent filings in countries

World map showing YAN JINGJINGs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing YAN JINGJINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hu Caifu 11
#2 Yan Jingjing 11

Latest patents

Publication Filing date Title
CN111906185A Electric motor rotor iron core treatment equipment and treatment process
CN111299556A Metal casting machining and manufacturing process
CN111230216A Piston ring manufacturing and machining process
CN111136336A Fine flat grinding method for diamond saw blade
CN110523975A A kind of metal powder metallurgy moulding process
CN110523673A A kind of sintered metal product sintering aftertreatment technology
CN110434342A A kind of powdered metal part surface processing device
CN110421159A A kind of powder metallurgical stainless steel flange disc manufacturing method
CN110405216A A kind of powder metallurgy planetary gear production and processing method
CN110394452A A kind of powder metallurgical gear manufacturing method
CN110465709A A kind of fining superficial treatment system for gear manufacture