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YICHUN DAHAIGUI LIFE SCIENCE CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    84,147
About

YICHUN DAHAIGUI LIFE SCIENCE CO LTD has a total of 20 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and basic materials chemistry are JIANGSU TIANSHENG PHARMACEUTICAL CO LTD, KLOSA JOSEF DIPL CHEM DR RER N and WELLA AKTIENGELLSCHAFT.

Patent filings in countries

World map showing YICHUN DAHAIGUI LIFE SCIENCE CO LTDs patent filings in countries

Patent filings per year

Chart showing YICHUN DAHAIGUI LIFE SCIENCE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sun Haihui 20
#2 Xie Gang 17
#3 Wei Guohua 13
#4 Zhang Zhao 13
#5 Liao Yingjun 12
#6 Xiong Zhihua 11
#7 Peng Lili 10
#8 Huang Huiqi 9
#9 Gong Meiqing 9
#10 Ouyang Zhengjie 8

Latest patents

Publication Filing date Title
CN111875659A Method for purifying phytosterol
CN111961104A Method for extracting, purifying and refining pinosterol from tall oil pitch
CN111849628A Method for treating rice bran acidification oil
CN111616973A Whitening sunscreen cream and preparation method thereof
CN111620922A Method for extracting and purifying oryzanol from rice bran acidification oil
CN111606965A Method for extracting and purifying oryzanol from rice bran acidification oil
CN111534382A Optimization method for esterification reaction of deodorized distillate of vegetable oil
CN111000787A Facial mask and preparation method thereof
CN110892921A Children formula tea oil and preparation method thereof
CN108299373A The method that natural VE is extracted from rice bran oil deodorization distillate
CN108635251A Plant squalene composition and its preparation method and application and apply its product
CN105348246A Method for preparing alpha-tocopherol from mixed tocopherol by two steps, i.e., acylation and reduction
CN105153102A Method for using mixed tocopherol as raw material to prepare alpha-tocopherol
CN105061384A Method and apparatus for preparing natural vitamin E by rectification-molecule distillation coupling mode
CN105001083A Method for preparing phytosterol oleate
CN105154239A Method for continuously esterifying plant oil deodorized distillate by fixed bed
CN105175384A Method for removing polycyclic aromatic hydrocarbons from natural vitamin E
CN105037473A Purification and refining method of sterol from tall oil