Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5576254 | Carbon refractory for blast furnace and method for manufacturing such carbon refractory | Hitoshi Nakamura, Yorihito Mikami, Tsutomu Wakasa | 1996-11-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5576254 | Carbon refractory for blast furnace and method for manufacturing such carbon refractory | Hitoshi Nakamura, Yorihito Mikami, Tsutomu Wakasa | 1996-11-19 |