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LIU YICHANG

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    169,743
  • Filing trend
    ⇩ 87.0%
About

LIU YICHANG has a total of 11 patent applications. It decreased the IP activity by 87.0%. Its first patent ever was published in 1999. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, macromolecular chemistry and polymers and materials and metallurgy are CO OP CHEM CO LTD, KYOEI KOGYOSHO KK and HEFEI YIPIANMEI ENVIRONMENTAL PROTECTION TECH CO LTD.

Patent filings in countries

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

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Liu Yichang 9
#2 Liu Yichang Zhao 1
#3 Liu Yilchang 1

Latest patents

Publication Filing date Title
CN108523509A A kind of multifunction seat with climbing function
CN107935629A A kind of foamed ceramic embryo material
CN107973649A A kind of Rapid decomposition type chemical fertilizer suitable for flowers
CN107892903A A kind of automobile using anti-icing fluid
CN107986873A A kind of high-efficiency composite fertilizer
CN108046787A A kind of ceramic tile with high-wearing feature
CN107857662A A kind of fertilizer additive of stability and high efficiency
CN107936326A A kind of butadiene-styrene rubber of high-tensile
CN108046911A A kind of additive for accelerating chemical fertilizer decomposition
CN1835009A Method of upholding user's relation for enterprise via internet
CN1285280A Datum point compasses