Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8101007 | Method for reduction treatment of electric furnace dust | Hiroshi Sugitatsu | 2012-01-24 |
| 6918947 | Method for making reduced iron | Takeshi Maki, Yoshiyuki Matsui, Takeshi Sugiyama, Takao Harada, Masahiko Tetsumoto +6 more | 2005-07-19 |