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SHANGHAI LIYUAN TECH CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    117,683
  • Filing trend
    ⇩ 100.0%
About

SHANGHAI LIYUAN TECH CO LTD has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets basic materials chemistry, textiles and paper and organic fine chemistry are YU XINGYING, ZHEJIANG RUNTU CO LTD and TAIXING JINYUN DYE CO LTD.

Patent filings in countries

World map showing SHANGHAI LIYUAN TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing SHANGHAI LIYUAN TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Leiyun 14
#2 Liu Zixuan 14
#3 Liu Weibin 13
#4 Cheng Cuiyun 13
#5 Li Yongliang 6
#6 Zhang Fengdi 6
#7 Zhang Yanqin 6
#8 Huang Wu 5
#9 Wang Mingyong 3
#10 Ke Yuqing 1

Latest patents

Publication Filing date Title
CN110066527A A kind of red reactive dyes and preparation method thereof
CN110128846A A kind of dark blue reactive dye and preparation method thereof
CN110229540A A kind of dark blue reactive dye and its preparation process
CN110157215A A kind of orange active dye and preparation method thereof
CN110078648A Two sulfonation diphenyl sulphone (DPS) of a kind of 4,4 '-diamino and its preparation method and application
CN110054910A A kind of Black reactive dye composition and its preparation method and application
CN110157216A A kind of dark blue reactive dye and its processing method
CN110041729A A kind of orange red reactive dye and preparation method thereof
CN107760060A A kind of preparation technology of the emerald green reactive dye compound of high Exposure to Sunlight
CN107828241A A kind of sun-proof emerald green pyrazolone structure-activity dye composition and its preparation method and application
CN107827872A A kind of sun-proof emerald green pyridone reactive dye compound and its preparation method and application
CN107760061A The emerald green reactive dye compound of high Exposure to Sunlight and its application
CN107936614A A kind of emerald green pyrazolone reactive dye compound of high solarization and its preparation method and application
CN107760059A A kind of emerald green pyridone reactive dye compound of high Exposure to Sunlight and its preparation method and application