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TOUKAWA TETSUO

Overview
  • Total Patents
    34
About

TOUKAWA TETSUO has a total of 34 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are WANG GUANGXIN, ASAHI TEC ENVIRONMENTAL SOLUTI and SHENZHEN YATAIXING INDUSTRY CO LTD.

Patent filings in countries

World map showing TOUKAWA TETSUOs patent filings in countries
# Country Total Patents
#1 Japan 34

Patent filings per year

Chart showing TOUKAWA TETSUOs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Kamano Noriaki 30
#2 Yonemura Tomohiko 4

Latest patents

Publication Filing date Title
JPS60105646A Substituted p-methoxyphenyl compound and production thereof
JPS60105661A Cyanoguanidine derivative and production thereof
JPS6092257A Cyanoguanidine compound and its preparation
JPS6067451A 2-acetyl-2-amino-ethyl alcohol and production thereof
JPS6067466A Production of imidazole derivative
JPS6067467A Production of imidazole based compound
JPS59144750A Optical resolution of 2-substituted-3-(p-methoxyphenyl)- 3-((2-substituted)phenylthio)propionic acid
JPS59144776A Method for optical resolution of benzothiazepine derivative
JPS59144751A Optical resolution of 2-substituted-3-(p-methoxyphenyl)- 3-((2-substituted)phenylthio)propionic acid
JPS59144777A Method for optical resolution of benzothiazepine derivative
JPS59137464A Preparation of imidazole compound
JPS59130273A Preparation of imidazole compound
JPS59130274A Preparation of imidazole compound
JPS59130272A Preparation of imidazole compound
JPS59128375A Preparation of imidazole compound
JPS59122474A Preparation of imidazole derivative
JPS59122476A Preparation of imidazole compound
JPS59122475A Preparation of imidazole compound
JPS59110686A Optical resolution of benzothiazepine derivative
JPS59110685A Preparation of optically active benzothiazepine derivative