Inventor

HIROTA TOSHIZUMI

JP4 patents

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

MITSUBISHI GAS CHEMICAL CO

2 patents

US4983707AJan 8, 1991

Copolyester from 1,6-bis(phenoxy)hexane-4,4'-dicarboxylate

MITSUBISHI GAS CHEMICAL CO4 citations60

US5045627ASep 3, 1991

Melt-processable copolyester

MITSUBISHI GAS CHEMICAL CO0 citations50

MGC FILSEET CO LTD

1 patent

US7350917B2Apr 1, 2008

Light control plastic lens, coated sheet-like light control element for the lens production, and a production method for light control plastic lens

MGC FILSEET CO LTD31 citations87

MITSUBISHI CORP

1 patent

US5468351ANov 21, 1995

Apparatus for recovering fresh water and apparatus for concentrating liquid

MITSUBISHI CORP20 citations87