Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416442 | Method and apparatus for removing slag | Soichi Hiroshima, Hidenao Hirasawa, Yoshinori Nakasai | 1983-11-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4416442 | Method and apparatus for removing slag | Soichi Hiroshima, Hidenao Hirasawa, Yoshinori Nakasai | 1983-11-22 |