Hirofumi Sunago

Follow

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High strength carbon fiber and pre-carbonized fiber
- Patent number 5,370,856
- Issue date Dec 6, 1994
- Nippon Steel Corporation
- Yutaka Arai
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method of producing mesophase pitch type carbon fibers and nozzle f...
- Patent number 5,037,589
- Issue date Aug 6, 1991
- Nippon Steel Corporation
- Teruo Iwashita
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for producing mesophase pitch
- Patent number 4,631,181
- Issue date Dec 23, 1986
- Nippon Steel Corporation
- Mitsuaki Matsumoto
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING