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MATSUMOTO MASAKATSU

Overview
  • Total Patents
    11
About

MATSUMOTO MASAKATSU has a total of 11 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Japan, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets organic fine chemistry, machines and environmental technology are BOOT S PURE DRUG COMPANY LTD, LUNDBECK CORP and RENFAG SA.

Patent filings in countries

World map showing MATSUMOTO MASAKATSUs patent filings in countries
# Country Total Patents
#1 Japan 7
#2 EPO (European Patent Office) 2
#3 Republic of Korea 1
#4 United States 1

Patent filings per year

Chart showing MATSUMOTO MASAKATSUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Matsumoto Masakatsu 11
#2 Watanabe Nobuko 4
#3 Ikawa Hiroshi 2
#4 Kobayashi Hisako 2

Latest patents

Publication Filing date Title
EP0943618A2 1,2-dioxetane derivative
JPH09216887A 1,2-dioxetane derivative cyclicly condensed with furan ring
JPH1087651A 1,2-dioxetane derivative
JPH09157271A 1,2-dioxetane derivative bonded to oxobenzocycloalkene ring in spiro state
JPH08151342A Production of enol ether derivative
JPH08165287A 1,2-dioxetane derivative
JPH08169885A 1,2-dioxetane derivative and its intermediate
KR0148439B1 1, 2 dioxetane derivatives
JPH08245615A 1,2-dioxetane derivative