Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4471059 | Carbon-containing refractory | Shigeo Yoshino, Hideaki Nishio | 1984-09-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4471059 | Carbon-containing refractory | Shigeo Yoshino, Hideaki Nishio | 1984-09-11 |