Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468807 | Exhaust gas purification system and exhaust gas purification method | Masatoshi Katsuki, Masazumi Tanoura, Shuuji Fujii, Daishi Ueno | 2013-06-25 |
| 8281577 | Exhaust gas purification system and exhaust gas purification method | Masazumi Tanoura, Shuuji Fujii, Masatoshi Katsuki, Daishi Ueno | 2012-10-09 |