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EISAI LTD

Overview
  • Total Patents
    22
About

EISAI LTD has a total of 22 patent applications. Its first patent ever was published in 1999. It filed its patents most often in United Kingdom, Brazil and China. Its main competitors in its focus markets pharmaceuticals and organic fine chemistry are CHANGZHOU JIEKAI PHARMATECH CO LTD, LUOXIN BIOTECHNOLOGY SHANGHAI CO LTD and ABEYWARDANE ASITHA.

Patent filings in countries

World map showing EISAI LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 19
#2 Brazil 1
#3 China 1
#4 United States 1

Patent filings per year

Chart showing EISAI LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Matsukura Masayuki 1
#2 Nicolodi Maria 1
#3 Katoh Hiroshi 1
#4 Sicuteri Federigo 1
#5 Masahiro Sasahi 1
#6 Akiji Kajihara 1
#7 Sawada Kohei 1
#8 Kobayashi Kiyiaju 1
#9 Tabata Mutsuko 1
#10 Ozaki Fumuhiro 1

Latest patents

Publication Filing date Title
GB201319354D0 Novel compounds
GB201317363D0 Novel compounds
GB201312765D0 Novel compounds
GB201305582D0 Novel compounds
GB201301316D0 Novel compounds
GB201219554D0 Novel compounds
GB201212871D0 Novel compounds
GB201212816D0 Novel compounds
GB201211246D0 Novel compounds
GB201202722D0 Novel compounds
GB201200214D0 Novel compounds
GB201113443D0 Novel compounds 62
GB201113448D0 Novel compounds 61
GB201113450D0 Novel compounds 60
GB201113441D0 Novel compounds 64
GB201101140D0 Fused aminodihydrothiazine derivatives
GB201101139D0 Fused aminodihydrothiazine derivatives
GB201100181D0 Fused aminodihydrothiazine derivatives
GB201100183D0 Fused aminodihydropyrimidone derivatives