Inventor · disambiguated record
Takayuki Tanonaka
Also filed as: TANONAKA TAKAYUKI
4 granted patents·15 citations·filing 1987–1996
70Inventor score
Files withKUREHA CHEMICAL IND CO LTD4
Top patents by PatentIndex Score
4 records- 0159US5811555AMethod for substitution of an amino group of a primary amine by a chlorine atom and a synthetic method by application thereofKUREHA CHEMICAL IND CO LTD·Filed 1996·Granted Sep 22, 1998·8 cites·6 claims
- 0254US4804788APreparation process of 4,4-dihydroxybiphenylKUREHA CHEMICAL IND CO LTD·Filed 1987·Granted Feb 14, 1989·4 cites·2 claims
- 0348US4814521AProcess for producing 2,6-dihydroxynaphthalene and 2,6-diacetoxynaphthaleneKUREHA CHEMICAL IND CO LTD·Filed 1987·Granted Mar 21, 1989·3 cites·17 claims
- 0417US6271426B1Process for the production of 2,6-dichloro-3,5-di(secondary or tertiary alkyl)tolueneKUREHA CHEMICAL IND CO LTD·Filed 1996·Granted Aug 7, 2001·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →