Inventor
KUMANO TATSUYUKI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KUMANO TATSUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI GAS CHEMICAL CO
8 patentsUS11021428B2Jun 1, 2021
Method for producing cis,cis-1,2,4-cyclohexane tricarboxylic acid crystal
MITSUBISHI GAS CHEMICAL CO0 citations61
US7626057B2Dec 1, 2009
Production of xylylenediamines
MITSUBISHI GAS CHEMICAL CO2 citations61
US12545633B2Feb 10, 2026
Method for producing fluorenone
MITSUBISHI GAS CHEMICAL CO0 citations56
US12024487B2Jul 2, 2024
Method for producing m-dialkylbenzaldehyde
MITSUBISHI GAS CHEMICAL CO0 citations56
US11174269B2Nov 16, 2021
Method for producing 1,2,4,5-cyclohexanetetracarboxylic dianhydride
MITSUBISHI GAS CHEMICAL CO0 citations55
US7465832B2Dec 16, 2008
Method of producing xylylenediamine
MITSUBISHI GAS CHEMICAL CO1 citations50
US7202380B2Apr 10, 2007
Production method of pyromellitic acid and pyromellitic anhydride
MITSUBISHI GAS CHEMICAL CO0 citations40
US9822062B2Nov 21, 2017
Method and apparatus for producing dicyanobenzene
MITSUBISHI GAS CHEMICAL CO0 citations27