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Dongguan huajing powder metallurgy co ltd

Overview
  • Total Patents
    97
  • GoodIP Patent Rank
    14,830
  • Filing trend
    ⇩ 46.0%
About

Dongguan huajing powder metallurgy co ltd has a total of 97 patent applications. It decreased the IP activity by 46.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and macromolecular chemistry and polymers are SANALLOY INDUSTRY CO LTD, CHANGSHA BAICHUAN SUPERHARD MAT TOOLS CO LTD and TAISEI KOGYO CO LTD.

Patent filings in countries

World map showing Dongguan huajing powder metallurgy co ltds patent filings in countries
# Country Total Patents
#1 China 97

Patent filings per year

Chart showing Dongguan huajing powder metallurgy co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xie Qingfeng 56
#2 Zhang Weiming 51
#3 Pang Qianlie 49
#4 Zhang Ke 45
#5 Peng Yiping 34
#6 Zhou Rui 10
#7 Zhang Ning 9
#8 Zhang Wenjie 8
#9 Huang Yu 8
#10 Wang Luoping 7

Latest patents

Publication Filing date Title
CN110315070A A kind of high-hardness stainless steel material fabrication process
CN109367040A Intelligence wearing face-piece and preparation method thereof
CN109354494A A kind of preparation method of high thermal conductivity zirconia composite ceramics
CN109226739A The preparation method of 1Cr17Ni7 stainless steel MIM feeding and its product
CN109047753A A kind of preparation method suitable for mobile phone center MIM stainless steel feeding and its product
CN109012479A Full-automatic-feed mixed-hopper device
CN109158595A A kind of method of compression moulding portable mold and products thereof compression moulding
CN109202085A A kind of preparation method of MIM technique mobile phone center molding negative pressure mold
CN109181054A The preparation method of high thermal conductivity polymer composite
CN108994302A A kind of new type stainless steel. corrosion resistance screw rod preparation method
CN108927516A Powder metallurgy mobile phone center sintering process
CN108994289A Environment-friendly type iron-based powder is injection moulded the preparation method of feeding and iron-base part product
CN109047749A The preparation method of environment-friendly type cemented carbide powder feeding and hard alloy components
CN109047750A The preparation method of 310 powder of stainless steel feeding of environment-friendly type and 310 powder of stainless steel components
CN109047748A Environment-friendly type iron-based powder is injection moulded the preparation method of feeding and iron-base part product
CN108655406A 1Cr18Mn8Ni5N stainless steels are injection moulded feeding and preparation method thereof
CN108817401A 1.4435 stainless steel is injection moulded feeding and preparation method thereof
CN108856368A A kind of electronic product middle frame shaping device and shaping methods
CN108672695A A kind of metal powder injection molding feeding and preparation method thereof
CN108856713A SUS201 stainless steel is injection moulded feeding and preparation method thereof