Inventor

MATSUYAMA NAOMASA

JP3 patents

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

SHINMEN YUSUKE

1 patent

US10017881B2Jul 10, 2018

Polyacrylonitrile-based copolymer, polyacrylonitrile-based precursor fiber for carbon fiber, carbon fiber bundles, process for producing stabilized fiber bundles, and process for producing carbon fiber bundles

SHINMEN YUSUKE2 citations61

MITSUBISHI CHEM CORP

1 patent

US11959197B2Apr 16, 2024

Carbon fiber precursor acrylic fiber, carbon fiber, and method for producing same

MITSUBISHI CHEM CORP0 citations54

HIROTA NORIFUMI

1 patent

US8569408B2Oct 29, 2013

Acrylonitrile copolymer and method for producing the same, acrylonitrile copolymer solution and polyacrylonitrile precursor fiber for carbon fiber and method for producing the same

HIROTA NORIFUMI0 citations35