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HAIYAN HONGMAO HARDWARE PRODUCTS CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    137,508
About

HAIYAN HONGMAO HARDWARE PRODUCTS CO LTD has a total of 12 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements and machine tools are MICHIWAKI HIROSHI, FORM ROLL TECH CO LTD and GIEHL ARNO.

Patent filings in countries

World map showing HAIYAN HONGMAO HARDWARE PRODUCTS CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing HAIYAN HONGMAO HARDWARE PRODUCTS CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Chu Yunhao 10
#2 Feng Jianhua 2

Latest patents

Publication Filing date Title
CN111637137A Anti-drop safe pressure riveting nut
CN111649054A Tensioning type locknut
CN111637132A Retaining anti-loose combined nut
CN111706668A Trapezoidal nut of high strength firm type convenient to oiling
CN111692186A Locking and fastening nut for excavator
CN110005689A A kind of high strength anti-loose nut with antiskid effect
CN109899368A A kind of hezagon castle nut with self-locking function
CN109899367A A kind of anti-loosening fastening type flange nut
CN109869401A A kind of wear-resisting flange nut using building support fastener
CN110005687A A kind of low temperature resistant high-performance hexagon weld nut
CN108757689A A kind of high ferro guardrail anti-theft nut
CN108817570A A kind of nut is with automatic double-sided chasing bar