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HAIYAN DONGSHENG FASTENER MFG CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    158,040
  • Filing trend
    ⇧ 100.0%
About

HAIYAN DONGSHENG FASTENER MFG CO LTD has a total of 11 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements and machine tools are TECH STELL CO LTD, COOPER & TURNER LTD and WUZHONG DISTR GUANGFU HUAYU SHEET METAL FACTORY.

Patent filings in countries

World map showing HAIYAN DONGSHENG FASTENER MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing HAIYAN DONGSHENG FASTENER MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Zhang Yaodong 11

Latest patents

Publication Filing date Title
CN110238641A A kind of pre- screw device of nut
CN110238248A A kind of bend unit of U-bolt cold-bending forming device
CN110238249A A kind of U-bolt cold-bending forming device
CN110238302A A kind of disengaging material unit of U-bolt cold-bending forming device
CN110238642A A kind of bolt and nut automatic assembling
CN108443296A A kind of installation bolt of fixation
CN108518399A A kind of agricultural machinery bolt easy to use
CN108506310A A kind of installation bolt firmly installed
CN108612727A A kind of anti-loose installation bolt
CN107269669A A kind of anti-theft bolt group for being difficult to remove
CN107269668A A kind of locked anti-theft bolt group