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LIU ZHAOYAN

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    202,054
About

LIU ZHAOYAN has a total of 17 patent applications. Its first patent ever was published in 1992. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets chemical engineering, macromolecular chemistry and polymers and civil engineering are FEDOROV VLADIMIR, MANTEUFEL ROLF P C and DATANG NANJING ENV PROT TECH CO LTD.

Patent filings in countries

World map showing LIU ZHAOYANs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Liu Zhaoyan 14
#2 Shi Jingyun 7
#3 Chen Chao 3
#4 Liu Zhaoyan Shi 1
#5 Lin Zhaoyan 1
#6 Shi Jinyun 1
#7 Yang Lili 1
#8 Zhaoyan Liu 1

Latest patents

Publication Filing date Title
CN111870844A Fire fighting bat for forest fire fighting
CN111249649A Soil raising fire extinguisher for forest fire fighting
CN109223402A A kind of PICC care stand
CN104127797A Traditional Chinese medicine preparation for treating aphasia after craniocerebral trauma and preparation method thereof
CN103007244A Traditional Chinese medicine composition for treating cervical vertebra and lumbar vertebra diseases
CN1541742A Crib slot and falling film volatilization tower
CN1490065A Crossover discs constructed in tube, cylinder or tower
CN1445018A Reactor with multiple ring canal
CN1305859A Crossing tray for structural members in space of tower and tube
CN1278457A Static mixer
CN1199651A Latticed plate type polyester polycondensing tower
CN1159959A Vertical polyester reactor
CN1080479A The production method of quick dissolving puffy milk block