Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9155993 | Exhaust-gas treatment apparatus and exhaust-gas treatment method | Hiromitsu Nagayasu, Yasutoshi Ueda, Ryokichi Hamaguchi, Susumu Okino | 2015-10-13 |
| 7488461 | Exhaust gas treatment system and exhaust gas treatment method | Hiromitsu Nagayasu, Yasutoshi Ueda, Toshihide Noguchi | 2009-02-10 |
| 7316735 | Dust collector | Kazutaka Tomimatsu, Chikayuki Nagata, Yasutoshi Ueda | 2008-01-08 |