Inventor

UMEMOTO HIKARU

JP3 patents

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

OTSUKA CHEMICAL CO LTD

2 patents

US9260557B2Feb 16, 2016

Block copolymer, dispersing agent, and pigment dispersion composition

OTSUKA CHEMICAL CO LTD3 citations63

US10766993B2Sep 8, 2020

ABA block copolymer, dispersant, and pigment dispersion composition

OTSUKA CHEMICAL CO LTD0 citations42

YAMAGO SHIGERU

1 patent

US8076430B2Dec 13, 2011

Living radical polymerization promoter

YAMAGO SHIGERU0 citations43