Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Yasukazu Hayasaka
Tokyo
JP
1 patent
2 Patents
US12378615
2025
Blast Furnace Operation Method
JFE STEEL CORPORATION
0 cites
US12259184
2025
Method of Heating Up Furnace Bottom, and Burner Lance Used in the Method
JFE Steel Corporation
0 cites