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LI YANJING

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    176,294
  • Filing trend
    ⇧ 300.0%
About

LI YANJING has a total of 17 patent applications. It increased the IP activity by 300.0%. Its first patent ever was published in 1996. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, basic materials chemistry and agriculture are HUNAN CHANGDE ENVIRONMENT TECH CO LTD, SHENZHEN DONGDAYANG BUILDING MAT CO LTD and ZHEJIANG CHANGXING QIANG LI REFRACTORIES CO LTD.

Patent filings in countries

World map showing LI YANJINGs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing LI YANJINGs patent filings per year from 1900 to 2020

Focus technologies

Top inventors

# Name Total Patents
#1 Li Yanjing 13

Latest patents

Publication Filing date Title
CN109206130A A kind of preparation method of novel muffle painting composite ceramics
CN109265153A A kind of preparation method of new function ceramics
CN109305807A A kind of cracking resistance composite ceramics
CN109320223A A kind of copper red color ceramic of high stability
CN108029622A A kind of novel fish tank
CN106085515A High definition diesel oil and preparation method thereof
CN104830383A An oil product energy-saving environment-protecting liquid and a preparing method thereof
CN104789281A Marine diesel oil and preparation method thereof
CN103704979A Portable fingernail manicuring device
CN103705082A Multi-support-rod split clothes hanger
CN103705166A Toilet paper box fixable to pipe
CN103705157A Dustproof toothbrush tube
CN103704978A Nail trimming device
CN1264002A Microforce controlled valve
CN1183526A Microforce controlled valve
CN1162710A Balanced high pressure regulating valve
CN1162709A Valve controlled by weak force