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LI CHENGYI

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    164,958
About

LI CHENGYI has a total of 18 patent applications. Its first patent ever was published in 1998. It filed its patents most often in China. Its main competitors in its focus markets pharmaceuticals, environmental technology and foods and drinks are HENAN DARKHORSE ANIMAL PHARMACEUTICAL CO LTD, Zhaoke pharmaceutical guangzhou co ltd and HEFEI QIXIAOJUN BIOTECHNOLOGY CO LTD.

Patent filings in countries

World map showing LI CHENGYIs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Li Chengyi 17
#2 Sun Qingsong 2
#3 Li Tingyi 1
#4 Li Yongmin 1

Latest patents

Publication Filing date Title
CN111467456A Plaster for treating cervical vertebra, waist and leg pain
CN111376356A Multilayer hot press is used in processing of density board
CN111516069A Pre-pressing machine for plywood production line
CN109966972A A kind of more thorough sewage treatment dry powder wet process chemicals dosing plant of no dust leakage dispersion
CN108477944A A kind of automatic controlled height can anti-snore exchange combination pillow
CN108120808A The on-Line Monitor Device of emergent gas ingredient and its concentration in a kind of liquid
CN106723005A A kind of Baoshang solution Yu Zhumian nourishing pieces
CN106620314A Oral sorrow-forgetting and sleep-promoting solution for improving sub-health state
CN105796981A Traditional Chinese medicine oral liquid for improving sub-health state and preparation method of traditional Chinese medicine oral liquid
CN105996024A Nourishing nutrient combination for soup cooking and preparation method of combination
CN1594225A Series special fertilizer prepared by urban sludge and its preparation method
CN1513632A Locating and guiding mechanism of shearing machine double suppoot moving blade adapter rolling
CN1420717A Copper tin displacement method of PC board
CN1408683A Biological organic composite fertilizer and its producing method
CN1326003A Medical cane sugar and its preparing process
CN1254692A Granular CO2 fertilizer prepared from filtered mud in sugar refinery and its process
CN1254503A Method and equipment for fumigating Chinese-medicinal materials by sulfur toresist worm-eating
CN1204551A Producing chemical product by using sugar manufacturing equipment of sugar refinery