Inventor

OKUMURA HISAO

JP5 patents

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

TOYO BOSEKI

4 patents

US12448546B2Oct 21, 2025

Assembly for fuel cell, and laminated body

TOYO BOSEKI0 citations58

US11291167B2Apr 5, 2022

Agricultural greenhouse, plant cultivation method using the same, and heat-ray reflecting film structure

TOYO BOSEKI0 citations48

US12241005B2Mar 4, 2025

Laminated body

TOYO BOSEKI0 citations47

US12365125B2Jul 22, 2025

Flame-retardant biaxially-oriented polyester film

TOYO BOSEKI0 citations44

Teijin Fibers Limted

1 patent

US8028509B2Oct 4, 2011

Polyethylene naphthalate fiber and method for producing the same

Teijin Fibers Limted2 citations50