Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12227689 | Platy chemical heat-storage object | Masashi Kiyosawa, Koichi Yokoyama | 2025-02-18 |
| 10549264 | Method of regenerating used denitration catalyst | Yasuyoshi Kato, Naomi Imada | 2020-02-04 |
| 9724683 | Catalyst structure | Yasuyoshi Kato, Kenichi Arakawa, Naomi Imada | 2017-08-08 |
| 9694318 | Catalyst structure for exhaust gas cleaning | Yasuyoshi Kato | 2017-07-04 |
| 9186657 | Exhaust gas purification catalyst suppressing influence of iron compound | Yasuyoshi Kato, Naomi Imada | 2015-11-17 |
| 9044736 | Method for producing metal substrate for flue gas denitration catalyst | Yasuyoshi Kato, Naomi Imada, Kotoe Matsuyama | 2015-06-02 |
| 8748332 | Method for cleaning used denitration catalyst | Seiji Ikemoto, Yasuyoshi Kato | 2014-06-10 |
| 8673250 | Exhaust gas purification catalyst and production method therefor, and method for purifying nitrogen oxide in exhaust gas | Yasuyoshi Kato, Naomi Imada | 2014-03-18 |
| 8535628 | Exhaust gas purifying catalyst | Yasuyoshi Kato, Naomi Imada | 2013-09-17 |
| 8470728 | Exhaust gas purifying catalyst | Yasuyoshi Kato, Naomi Imada | 2013-06-25 |
| 8372363 | Method of mercury removal from combustion exhaust gas and combustion exhaust gas purification apparatus | Yasuyoshi Kato, Seiji Ikemoto | 2013-02-12 |
| 7842644 | Catalyst for oxidation of metal mercury | Yasuyoshi Kato | 2010-11-30 |