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YU YILUN

Overview
  • Total Patents
    31
  • GoodIP Patent Rank
    186,815
About

YU YILUN has a total of 31 patent applications. Its first patent ever was published in 1997. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are KISHIMOTO RYOZO, FABRYKI AKCESORIOW MEBLOWYCH and ELLINGSON ELLING.

Patent filings in countries

World map showing YU YILUNs patent filings in countries
# Country Total Patents
#1 China 31

Patent filings per year

Chart showing YU YILUNs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Locks

Top inventors

# Name Total Patents
#1 Yu Yilun 31

Latest patents

Publication Filing date Title
CN106223726A A kind of safety lock
CN105927040A Perfect lock
CN104775678A Good lock without lock cylinder
CN104153649A Good lock
CN104088529A Improved lock
CN103938935A High-security lock
CN103306541A Safety door capable of guaranteeing unlocking key to be carried about in door closing
CN102979372A Lock and key
CN102677995A High-safety lock and key
CN102192113A Elastic trigger piezoelectric device and applications thereof
CN101871278A High security lock
CN101806175A Lock capable of ensuring portability of key
CN101629463A Remote control lock without power source
CN101012713A Theftproof lock and key thereof
CN1920227A Engineering loch head preventing from technical and damaging unlocking
CN1844623A Safety lock without core
CN1844625A Lock capable of preventing destructive and technical opening
CN1971803A Falling type fuse protector with lock
CN1827988A Anti-destruction and technically opened lock
CN1880713A Digital electronic key lock