Inventor

TSUJIGAMI TAKAFUMI

JP4 patents

⚠️ This page may combine multiple inventors who share the name “TSUJIGAMI TAKAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HONSHU CHEMICAL IND

3 patents

US6326522B1Dec 4, 2001

Process for production of 1,3-di(2-p-hydroxyphenyl-2-propyl)benzene

HONSHU CHEMICAL IND7 citations66

US6825374B2Nov 30, 2004

Alkyl-substituted tetracyclododecenecarboxylic acid esters, (meth)acrylic acid addition products thereof, and methods for producing the same

HONSHU CHEMICAL IND0 citations45

US9567281B2Feb 14, 2017

4-acylaralkylphenols and derivatives thereof

HONSHU CHEMICAL IND0 citations39

OJIRI AKIHIKO

1 patent

US9090547B2Jul 28, 2015

Method for producing trisphenols and monoester-substituted products thereof, and 4-acylaralkylphenol derivatives

OJIRI AKIHIKO0 citations32