Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4694465 | Apparatus for automatically charging scrap into an arc furnace | Fumio Tomizawa | 1987-09-15 |
| 4363473 | Apparatus for reducing iron ore or the like | Akinori Nakamura, Hidekazu ISHIKAWA | 1982-12-14 |