Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12427509 | Regenerated denitration catalyst and method for manufacturing the same, and denitration apparatus | Yu Urabe, Takuma Kurai, Hiroshi Kako, Katsumi Nochi | 2025-09-30 |
| 11577201 | Control device for flue gas denitrizer, boiler facility, control method for flue gas denitrizer, and control program for flue gas denitrizer | Tsuyoshi Hirai, Tsuyoshi Yamaguchi | 2023-02-14 |
| 11441774 | Method for operating flue gas purification system | Shinya Ii, Akira Hirota, Katsuhiro Yashiro, Hiroyuki Yoshimura, Nobuaki Shimizu | 2022-09-13 |
| 11408318 | Exhaust gas purification device | Hiroyuki Yoshimura, Katsumi Yano, Katsuhiro Yashiro, Akihiro Yamada, Hironori Kishi | 2022-08-09 |
| 9664383 | Denitrification apparatus | Hiroshi Yamakaji, Ryosuke Nakagawa, Toru Ogasahara | 2017-05-30 |
| 8834801 | Flue gas denitrification apparatus | Tomokazu Harada, Toru Ogasahara | 2014-09-16 |
| 7303730 | Waste gas treating device having flow regulator | Takao Asami, Masato Mukai, Katsuhiro Yashio | 2007-12-04 |
| 7097814 | Waste gas treating device having flow regulating assembly | Katsuhiro Yashiro | 2006-08-29 |