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LIU HAIYAN

Overview
  • Total Patents
    218
  • GoodIP Patent Rank
    7,812
  • Filing trend
    ⇧ 68.0%
About

LIU HAIYAN has a total of 218 patent applications. It increased the IP activity by 68.0%. Its first patent ever was published in 2000. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets basic materials chemistry, pharmaceuticals and environmental technology are GUILIN HEYINXIANG NEW MATERIALS CO LTD, DAXIN COUNTY SCIENCE AND TECHNOLOGY INFORMATION INST and JINAN SHUNXIANG PHARMACEUTICAL CO LTD.

Patent filings in countries

World map showing LIU HAIYANs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Liu Haiyan 211
#2 Wang Yuxuan 6
#3 Liu Jingwen 4
#4 Wang Junbo 4
#5 Li Gaoping 3
#6 Wang Dingwang 3
#7 Lu Ronghong 2
#8 Liu Xinyue 2
#9 Peng Changan 1
#10 Olszewski Leonard T 1

Latest patents

Publication Filing date Title
CN112237519A Dressing change device for gynecological and obstetrical nursing
CN112284067A Traditional chinese medicine medicinal material sunning instrument of traditional chinese medicine configuration
CN112179080A Chinese-medicinal material drying device turn over stir-fry mechanism
CN111816299A Ophthalmologic diagnosis and treatment system
CN111012010A Finger ring
CN110419829A A kind of combination ring
CN110403307A A kind of necklace
CN110419828A A kind of ring
CN111217632A Special compound fertilizer for increasing rapeseed yield
CN111302847A Method for producing microbial fermentation fertilizer by using sucrose industrial waste
CN111217633A Special fertilizer for northern soybeans
CN111302849A Flushing application type microbial compound organic fertilizer
CN109461501A A kind of intelligence standby pregnant big data customization platform and its implementation
CN109130009A A kind of plastic disintegrator
CN109076732A A kind of Multi-functional herbicidal power device
CN108863564A A kind of environmentally friendly organic fertilizer using grain-production waste-material-preparing
CN108947665A A kind of environmentally friendly organic fertilizer made using seaweed
CN108947664A A kind of environmentally friendly organic fertilizer made using glutinous rice
CN108947663A A kind of compoiste fermented fertilizer of biogas residue
CN108586104A A kind of composite fertilizer for family planting