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HENAN HUANGHE WHIRLWIND CO LTD

Overview
  • Total Patents
    56
  • GoodIP Patent Rank
    41,186
  • Filing trend
    ⇩ 100.0%
About

HENAN HUANGHE WHIRLWIND CO LTD has a total of 56 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, chemical engineering and machine tools are ZHENGZHOU ZHONGNAN JETE SUPERABRASIVES CO LTD, TIANJIN XINQING TECH CO LTD and ZHAOQING ZHONGCAI ELECTROMECHANICAL TECH RESEARCH AND DEVELOPMENT CO LTD.

Patent filings in countries

World map showing HENAN HUANGHE WHIRLWIND CO LTDs patent filings in countries
# Country Total Patents
#1 China 56

Patent filings per year

Chart showing HENAN HUANGHE WHIRLWIND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Shixia 27
#2 Meng Weimin 23
#3 Weimin Meng 14
#4 Cao Hezhou 14
#5 Wang Feishan 12
#6 Sunhe Zhao 11
#7 Li Zhenyu 10
#8 Jianshe Liu 9
#9 Guangming Tan 9
#10 Shuguang Wang 9

Latest patents

Publication Filing date Title
CN112092205A Tool bit for chain arm saw
CN112175333A Preparation method and application of nanocomposite PMMA @ Fe-N-C
CN112112576A Polycrystalline diamond compact and anchor rod drill bit
CN111304731A Diamond single crystal with special-shaped surface appearance and manufacturing method thereof
CN111318939A Die cavity grinding device for synthesizing diamond graphite
CN111282497A Powder mixing device
CN110948290A Method for cleaning artificial diamond
CN109968731A Powder pressing at tubular products mold and tubular products manufacturing method
CN109939811A High-efficiency diamond raw material sorting unit
CN110075759A A kind of manufacturing method of the brilliant bed of synthesis high quality synthetic diamond platelet
CN110075758A A kind of side length is the manufacturing method of 8 millimeters of diamond platelets
CN109939810A A kind of diamond sorting unit
CN109818467A A kind of electrical-coil coiling apparatus
CN109861473A A kind of motor inserting-coil frame
CN106975421A A kind of manufacture method of high self-sharpening diamond
CN107419210A A kind of method for forming diamond wear proof layer
CN107098342A Diamond powder separation device and separation method
CN107159060A A kind of method of diamond synthesis and the dolomite bushing pipe of diamond synthesis
CN105924205A Manufacture method of cellular-structure diamond compact
CN105935773A Manufacturing method of diamond compact with high thermal conductivity