Inventor

OKISHIMA YUUKI

JP4 patents

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

TORAY INDUSTRIES

3 patents

US9435057B2Sep 6, 2016

Sizing agent-coated carbon fiber bundle, carbon fiber bundle production method, and prepreg

TORAY INDUSTRIES2 citations56

US12241181B2Mar 4, 2025

Carbon fiber bundle and production method thereof

TORAY INDUSTRIES0 citations42

US11932971B2Mar 19, 2024

Method of producing precursor fiber for carbon fiber and carbon fiber

TORAY INDUSTRIES0 citations42

TANAKA FUMIHIKO

1 patent

US8822029B2Sep 2, 2014

Polyacrylonitrile polymer, method of producing the same, method of producing precursor fiber used for producing carbon fiber, carbon fiber and method of producing the same

TANAKA FUMIHIKO1 citations46