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EISAI R & D MAN CO

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    227,408
About

EISAI R & D MAN CO has a total of 28 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Hungary, Poland and Czechia. Its main competitors in its focus markets pharmaceuticals, organic fine chemistry and environmental technology are FASGEN INC, RESFAR SRL and GARVEY DAVID S.

Patent filings in countries

World map showing EISAI R & D MAN COs patent filings in countries

Patent filings per year

Chart showing EISAI R & D MAN COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsukada Itaru 4
#2 Tsuruoka Akihiko 4
#3 Nara Kazumasa 4
#4 Hata Katsura 3
#5 Clark Richard 3
#6 Toyosawa Toshio 3
#7 Smith Terence 3
#8 Naito Toshihiko 3
#9 Yanagisawa Manabu 3
#10 Kaku Yumiko 3

Latest patents

Publication Filing date Title
PL377187A1 1,3-dihydroimidazole fused-ring compound
PL370274A1 Pyrimidine compound and medicinal composition thereof
PL367067A1 Pyrazolo[1,5-a]pyridines and medicines containing the same
HU0002270A3 Polymorphs of donepezil hydrochloride and process for production and pharmaceutical compositions containing them