Inventor
TSUKAMOTO DAIJIRO
JP9 patents
Patents
9 patentsUS11149001B2Oct 19, 2021
Method for producing ϵ-caprolactam
TORAY INDUSTRIES2 citations72
US10196352B2Feb 5, 2019
Method for producing epsilon-caprolactam
TORAY INDUSTRIES5 citations72
US9790140B2Oct 17, 2017
Method for producing butadiene
TORAY INDUSTRIES3 citations72
US11760739B2Sep 19, 2023
Method of producing 3-hydroxyadipic acid-3,6-lactone
TORAY INDUSTRIES0 citations62
US12528757B2Jan 20, 2026
Method for producing adipic acid
TORAY INDUSTRIES0 citations61
US12365652B2Jul 22, 2025
Method for producing ε-caprolactam
TORAY INDUSTRIES0 citations61
US9024074B2May 5, 2015
Method for producing p-xylene and/or p-tolualdehyde
TORAY INDUSTRIES3 citations61
US10364218B2Jul 30, 2019
Method of producing epsilon-caprolactam
TORAY INDUSTRIES0 citations51
US10125075B2Nov 13, 2018
P-toluic acid production method
TORAY INDUSTRIES0 citations50