Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7887768 | Air pollution control apparatus and air pollution control method | Shintaro Honjo, Katsumi Nochi, Masashi Kiyosawa | 2011-02-15 |
| 7863216 | Discharge gas treatment catalyst | Toshiyuki Onishi, Kozo Iida | 2011-01-04 |