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Zhenjiang longsheng tool co ltd

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    160,958
About

Zhenjiang longsheng tool co ltd has a total of 11 patent applications. 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, basic materials chemistry and surface technology and coating are TIANJIN AOTESHENGYE HEAVY FORGING CO LTD, Anhui huazhijie machinery co ltd and NARE CORP CO LTD.

Patent filings in countries

World map showing Zhenjiang longsheng tool co ltds patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing Zhenjiang longsheng tool co ltds patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Huang Sulin 11
#2 Zhao Yang 11
#3 Gu Zhengnan 11
#4 Gu Tanzhao 11
#5 Tan Weifa 11
#6 Liu Yuanxiang 7

Latest patents

Publication Filing date Title
CN105772753A Perforating centre
CN105798174A Die holder
CN105799098A Die sleeve
CN105782244A Bush
CN105215253A A kind of screw tap contracting handle forging die assembly
CN105328098A Efficient forging and pressing device of screw tap shrinkage handle
CN105234333A Forging and forming mechanism for contracted handles of screw taps
CN105251924A Security punch for forging press
CN105234336A Ejection safety mechanism for forging press
CN105234334A Die set for forging contracted handles of screw taps
CN105296984A Screw tap handle shrinkage technology