Inventor

OSHIMA TOYOJI

JP5 patents

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

HITACHI CHEMICAL CO LTD

2 patents

US4448844AMay 15, 1984

Heat resistant resin and process for producing the same

HITACHI CHEMICAL CO LTD25 citations81

US4431758AFeb 14, 1984

Heat resistant resin composition comprising reaction product of polyamideimide resin, alcohol and acid component.

HITACHI CHEMICAL CO LTD6 citations72

ABE JIRO

1 patent

US9040647B2May 26, 2015

Photochromic material

ABE JIRO1 citations42

HORINO TAKERU

1 patent

US8748629B2Jun 10, 2014

Photochromic material

HORINO TAKERU0 citations40

MITSUBISHI GAS CHEMICAL CO

1 patent

US9957349B2May 1, 2018

Resin composition, prepreg, and film

MITSUBISHI GAS CHEMICAL CO0 citations38