YH

Yoichiro Hama

JS Jfe Steel: 1 patents #93 of 248Top 40%
Overall (2023): #194,891 of 537,848Top 40%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11629916 Graphite-containing refractory and method of producing graphite-containing refractory Keisuke Yoshida, Hisahiro Matsunaga 2023-04-18