Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696049 | Catalyst for the decomposition of nitrogen oxides and a method for denitrification using the same | Yutaka Iwanaga, Yuji Torikai, Masatosi Adachi | 1997-12-09 |
| 5587136 | Dry process desulfurization and denitrifcation process | Yutaka Iwanaga | 1996-12-24 |