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QINGDAO HUANGHAI PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    63
  • GoodIP Patent Rank
    67,013
  • Filing trend
    ⇩ 100.0%
About

QINGDAO HUANGHAI PHARMACEUTICAL CO LTD has a total of 63 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2007. It filed its patents most often in China and United States. Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and measurement are PAIN THERAPEUTICS INC, ARISGEN SA and BIOMARIN IGA LTD.

Patent filings in countries

World map showing QINGDAO HUANGHAI PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 61
#2 United States 2

Patent filings per year

Chart showing QINGDAO HUANGHAI PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yanshun 12
#2 Hu Jie 10
#3 Guirong Sun 9
#4 Liu Xiaohua 9
#5 Liming Wu 8
#6 Ruishan Cao 7
#7 Li Pucheng 7
#8 Yicai Gao 7
#9 Mingmei Zhao 6
#10 Chen Xiaotao 6

Latest patents

Publication Filing date Title
CN111297822A Rivaroxaban pellet capsule and preparation method thereof
CN110917170A Candesartan cilexetil-containing capsule preparation and preparation method thereof
CN110840856A Composition containing linagliptin and application thereof
CN109970763A A kind of preparation method of DGAT1 inhibitor
CN108033929A A kind of synthetic method of gout suppressant Febustat intermediate impurities and its application for synthesizing impurity
CN107753457A A kind of nifedipine micropore permeation pump clad sheet with expansion label and preparation method thereof
CN107773555A A kind of nifedipine micropore permeation pump particulate and preparation method thereof
CN106749195A A kind of olmesartan medoxomil intermediate impurities synthesis, the method for identification
CN106831727A A kind of method for synthesizing olmesartan medoxomil intermediate impurities
CN106699627A Method for preparing 1-(2-chloracetyl)-2-(S)-cyano pyrrolidine through multiphase compound non-continuous production process
CN106727325A A kind of Liposomal formulation of imatinib mesylate and preparation method thereof
CN106890326A A kind of enteric-coated micro-pill and its preparation containing phosphoesterases complex
CN106890148A A kind of dabigatran etcxilate tablet and its preparation
CN106892879A A kind of synthetic method of gout suppressant Febustat
CN105153118A Central control method of midbody in dabigatran etexilate mesylate preparation process
CN105112384A Extracting and drying method of phosphodiesterase complex
CN104892595A Production method of palonosetron hydrochloride
CN104693186A Method for synthesizing zepam type drugs by converting C-F bond in indole derivatives into C-N bond
CN104672123A Oxiracetam refining and purifying method
CN104650037A Synthesis method of dabigatran etexilate