Learn more

TAKAYANAGI TAKEO

Overview
  • Total Patents
    12
About

TAKAYANAGI TAKEO has a total of 12 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan and United States. Its main competitors in its focus markets organic fine chemistry are JIANGXI SYNERGY PHARMACEUTICAL CO LTD, PALOMO COLL A L and BRITISH SCHERING RES LAB LTD.

Patent filings in countries

World map showing TAKAYANAGI TAKEOs patent filings in countries
# Country Total Patents
#1 Japan 8
#2 United States 4

Patent filings per year

Chart showing TAKAYANAGI TAKEOs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Takayanagi Takeo 12

Latest patents

Publication Filing date Title
JPH03287571A New sulfonyl compound and production thereof
US5290773A Sulfonyl derivatives
US4956457A Disazo disulfonamides compounds
US4863910A Complexes of AZO compounds and/or their salts and an antitumor agent and a method for reducing the growth of tumors
JPS62242658A Production of azo complex
JPS5632472A Preparation of chemotherapeutically useful salicylic acid double salt
JPS55145699A Steroid double salt effective for chemotheraphy
JPS5545607A Preparation of dyestuff compound useful for chemotherapy
JPS5545608A Preparation of organosilver compound
JPS5371067A Method of producing effective antiicancer compound
US4124580A Azo compounds of sulfanilamide derivatives