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SANKYO CHEM IND LTD

Overview
  • Total Patents
    16
About

SANKYO CHEM IND LTD has a total of 16 patent applications. Its first patent ever was published in 1966. It filed its patents most often in United States, Germany and France. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and macromolecular chemistry and polymers are RAVENSBERG G M B H CHEM FAB, LUNDBECK & CO KEMISK PHARMACEU and U S VITAMIN AND PHARMACEUTICAL.

Patent filings in countries

World map showing SANKYO CHEM IND LTDs patent filings in countries
# Country Total Patents
#1 United States 7
#2 Germany 3
#3 France 3
#4 United Kingdom 3

Patent filings per year

Chart showing SANKYO CHEM IND LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Horiuchi Masahide 4
#2 Kurano Toshinori 4
#3 Fukuda Mitsukazu 2
#4 Nagoya Tsutomu 2
#5 Nagoya T 1
#6 Nishimura Masakuni 1
#7 Shimizu Masamichi 1
#8 Shimizu Y 1
#9 Umeo Kazuhiro 1
#10 Nishimura M 1

Latest patents

Publication Filing date Title
US3855300A Process for the production of 2-amino-1-butanol
US3864303A Method of manufacturing friction members of the thermosetting resin type
DE2233489A1 Octachloro-dipropyl ether prepn - synergistic aid for pyrethrin insecticides
GB1315605A Friction members and method of manufacture thereof
US3725437A Process for the preparation of {60 -hydroxy-{62 -phenypropionic acid derivatives and alkalimetal-or ammonium salts thereof
GB1307405A Process for preparing 5-aryloxy methyl-oxazolidine and alkylamino alcohol derivatives
FR2033966A5 Aminoalkyl esters of phenyl-or phenoxy- - carboxylic acids with cns activity
US3520904A Process for the isolation of n-acetyl-3-(3,4-methylenedioxyphenyl)-l-alanine
US3574725A Method for preparing l-(-)-alpha-methyl-beta-(3,4-dihydroxyphenyl)-alanine
US3375252A Process for the production of 2-methyl-1, 4-diaza-bicyclo-(2, 2, 2)-octane