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JIANGSU HI STONE PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    34
  • GoodIP Patent Rank
    62,938
  • Filing trend
    ⇩ 100.0%
About

JIANGSU HI STONE PHARMACEUTICAL CO LTD has a total of 34 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2009. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, chemical engineering and environmental technology are JARI PHARMACEUTICAL CO LTD, PI & PI TECH INC and HUZHOU ZHANSHU BIOTECHNOLOGY CO LTD.

Patent filings in countries

World map showing JIANGSU HI STONE PHARMACEUTICAL CO LTDs patent filings in countries

Patent filings per year

Chart showing JIANGSU HI STONE PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Duoping 21
#2 Wei Genghu 17
#3 Shi Jiagui 17
#4 Yang Yu 9
#5 Duoping Wang 8
#6 Xia Xiaoxia 7
#7 Chen Xing 3
#8 Yu Yao 2
#9 Gu Suhong 2
#10 Lu Lihuan 2

Latest patents

Publication Filing date Title
CN110949888A Sodium hydroxide solution storage device capable of automatically discharging liquid and filtering air
CN111018805A Synthesis and separation method of pramipexole intermediate
CN111039976A Method for purifying soybean phosphatidylcholine by gradient method
CN110918029A Photocatalytic reaction device
CN111039957A Synthesis method of cefbuperazone
CN107573689A The preparation method of Simethicone
CN107382818A A kind of synthetic method of high cleanliness Carbazochrome Sodium Sulfonate
CN107383060A It is easy to the synthetic method of the sulbenicillin sodium of industrialized production
CN107501205A The synthetic method of high cleanliness Pramipexole
CN107400145A The synthetic method of high-purity tenofovir disoproxil fumarate
CN107501216A The new synthetic method of high stability Chinese holly edge acid ranitidine bismuth
CN107540694A The preparation method of Cefotetan Disodium
CN107501320A The preparation method of Creatine Phosphate Sodium
CN107383061A The synthetic method of azlocillin sodium
CN107573389A The preparation method of high-purity lactulose
CN107383055A The synthetic method of bisulfate clopidogrel
CN107382922A The preparation method of high-transmittance ranitidine hydrochloride
CN104072549A Production process of gastrodin
CN104072517A Production process for bromoacetyl aminodesa ce-toxycephalosporanicacid
CN104059088A Preparation technology for cefathiamidine