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LIU YECHENG

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    197,824
About

LIU YECHENG has a total of 11 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are HUNAN MIAOSHENG AUTOMOBILE POWER CO LTD, FEDERAL NOE GUP RF JADERNYJ TS VRNII TEKHN FIZ IM AKADEMIKA E I ZABABAKHINA and TAIHEI SHOKO KK.

Patent filings in countries

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

Patent filings per year

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

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Liu Yecheng 11
#2 Yan Yamu 10
#3 Li Weiqiang 10

Latest patents

Publication Filing date Title
CN103936476A Special wheat efficient fertilizer and preparation method thereof
CN103936483A Special cotton efficient fertilizer and preparation method thereof
CN103936482A Special tobacco efficient fertilizer and preparation method thereof
CN103936477A Special corn efficient fertilizer and preparation method thereof
CN103936479A Special potato efficient fertilizer and preparation method thereof
CN103497583A Preparation method of rubber environment-friendly printing ink
CN103497575A Preparation method of environment-friendly crimson ink for plastic printing
CN103497571A Preparation method of environment-friendly titanium white ink
CN103497581A Preparation method of environment-friendly scarlet ink for plastic printing
CN103497572A Preparation method of benzidine yellow letter press ink
CN102820436A Multi-positive electrode-negative electrode storage battery