Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11458434 | Gas downcomer pipe, installation member and desulfurization apparatus | Kazuya Kumagai | 2022-10-04 |
| 10780386 | Liquid film dust arrester and flue gas desulfurization system | Kazuya Kumagai, Hirokazu Yasuda | 2020-09-22 |
| 10099177 | Desulfurization method for gas containing sulfur oxide and desulfurization apparatus | Hirokazu Yasuda, Noboru Takei | 2018-10-16 |