Ryuji HAMADA

Follow

Person

Kimitsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cooling apparatus and cooling method for steel material
- Patent number 10,625,321
- Issue date Apr 21, 2020
- Nippon Steel Corporation
- Yoshihiro Serizawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
COOLING APPARATUS AND COOLING METHOD FOR STEEL MATERIAL
- Publication number 20170304883
- Publication date Oct 26, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Yoshihiro SERIZAWA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...