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HUBEI GEDIAN HUMANWELL PHARMACEUTICAL EXCIPIENTS CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    95,779
  • Filing trend
    ⇧ 33.0%
About

HUBEI GEDIAN HUMANWELL PHARMACEUTICAL EXCIPIENTS CO LTD has a total of 17 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry, chemical engineering and measurement are AN LIHUA, SHANGHAI HUAYI ENERGY CHEMICAL CO LTD and XIMO AG.

Patent filings in countries

World map showing HUBEI GEDIAN HUMANWELL PHARMACEUTICAL EXCIPIENTS CO LTDs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing HUBEI GEDIAN HUMANWELL PHARMACEUTICAL EXCIPIENTS CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yangyang 17
#2 Li Sheng 17
#3 Cao Jin 16
#4 Ran Wenhua 16
#5 Huang Hu 12
#6 Tian Jia 9
#7 Liu Gan 7
#8 Li Wenwen 6
#9 Xiao Shuwen 6
#10 Zhu Zhigang 5

Latest patents

Publication Filing date Title
CN111821959A Modified adsorbent, refined grease and preparation method thereof
CN111748409A Vegetable oil and refining method thereof
CN111675617A Synthesis method of benzyl benzoate
CN111574373A Method for purifying benzyl benzoate
CN110590716A Preparation method of medicinal non-ionic surfactant
CN110591074A Polysorbate 80 for injection and preparation method thereof
CN110639464A Adsorbent composition, preparation method thereof and application of adsorbent composition in refining polysorbate 80
CN109796540A A kind of refining methd of pharmaceutical grade xanthan gum
CN109608309A A kind of refining methd of glycerol
CN109265318A A kind of preparation method of sorbierite
CN109115918A The detection method of Tween 80 chemical composition
CN108530287A A kind of physical method preparing high-purity oleic acid
CN108871998A Powder water absorbing properties detection method and device
CN109553539A A kind of preparation method of benzalkonium chloride
CN109553536A A kind of synthetic method of fatty alkyl dimethylbenzyl based quaternary ammonium salt
CN109422642A Refining methd, the production method and equipment of pharmaceutical grade sodium benzoate of benzoic acid
CN106146674A Hydroxypropyl methyl cellulose and its production and use