Hirotaka Yoshinaga

Follow

Person

Tokai, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High strength, low thermal expansion alloy wire and method of makin...
- Patent number 5,639,317
- Issue date Jun 17, 1997
- Daido Steel Co. Ltd.
- Shin-ichiro Yahagi
- C21 - METALLURGY OF IRON