Inventor

TOYOMASU SHINSUKE

JP8 patents

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

TOSOH CORP

5 patents

US5264473ANov 23, 1993

Polyvinyl chloride based resin composition

TOSOH CORP3 citations57

US7476425B2Jan 13, 2009

Wide-viewing angle compensation film and transmission type liquid-crystal display employing the same

TOSOH CORP5 citations56

US7001967B2Feb 21, 2006

Transparent heat-resistant resin optical material and film

TOSOH CORP3 citations51

US9321870B2Apr 26, 2016

Diisopropyl fumarate-cinnamic acid derivative copolymer and retardation film using the same

TOSOH CORP0 citations48

US9932488B2Apr 3, 2018

Resin composition, optical compensation film using same, and production method for same

TOSOH CORP0 citations40

DOI TOHRU

1 patent

US9370901B2Jun 21, 2016

Resin composition, optical compensation film using the same and production method of optical compensation film

DOI TOHRU0 citations41

DOI TORU

1 patent

US9268076B2Feb 23, 2016

Optical compensation layer, optical compensation film, and processes for producing these

DOI TORU0 citations32

MAKITA KENICHI

1 patent

US9266988B2Feb 23, 2016

Fumaric acid diester based resin for retardation film and retardation film comprising the same

MAKITA KENICHI0 citations30