Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8137654 | Method of roasting material containing at least one of V, Mo and Ni and rotary kiln for roasting the same | Kenji Takahashi, Hiroichi Sugimori | 2012-03-20 |
| 8075665 | Reduction treatment apparatus and method of reduction treatment | Isshu TETSUYAMA, Shigeki Kashio, Yuzuru Satou | 2011-12-13 |