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LIU YANDONG

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    181,301
About

LIU YANDONG has a total of 11 patent applications. Its first patent ever was published in 1996. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, computer technology and it methods for management are CHENGDU YIZHI TECH CO LTD, TEPCON ENG GMBH and YUN JONG SEOK.

Patent filings in countries

World map showing LIU YANDONGs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing LIU YANDONGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Yandong 7
#2 Sun Xiujuan 3
#3 Yuan Chunqiang 2
#4 Liu Meng 1
#5 Zhang Chaoyuan 1
#6 Wang Shichang 1

Latest patents

Publication Filing date Title
CN111861416A Self-checking system applied to natural resources
CN112036808A Self-checking method applied to natural resources
CN109529629A A kind of preparation method of dealcoholysis silicalite-1 zeolite membrane
CN109663503A A method of synthesizing silicalite-1 zeolite membrane on the alumina support
CN109663504A One kind is in Al2O3The method of alcohol permselective membrane is prepared on carrier
CN104357846A Rust-proof trough for rust-proof treatment of mechanical parts
CN104475839A Mechanical part chamfer processing mechanism
CN103258461A Science-popularizing teaching tool for demonstrating siphoning phenomenon
CN103218945A Popular science teaching aid for demonstrating volcanic eruption
CN103298178A Automatic power adjusting road lamp based on Doppler principle
CN1173318A Supersonic face care instrument