Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10898881 | Catalyst for metal mercury oxidation reactions and nitrogen oxide reduction reactions, and exhaust gas purification method | Shinpei Kaneda, Yasuyoshi Kato | 2021-01-26 |
| 10549264 | Method of regenerating used denitration catalyst | Keiichiro Kai, Yasuyoshi Kato | 2020-02-04 |
| 9724683 | Catalyst structure | Yasuyoshi Kato, Keiichiro Kai, Kenichi Arakawa | 2017-08-08 |
| 9186657 | Exhaust gas purification catalyst suppressing influence of iron compound | Yasuyoshi Kato, Keiichiro Kai | 2015-11-17 |
| 9044736 | Method for producing metal substrate for flue gas denitration catalyst | Yasuyoshi Kato, Keiichiro Kai, Kotoe Matsuyama | 2015-06-02 |
| 8673250 | Exhaust gas purification catalyst and production method therefor, and method for purifying nitrogen oxide in exhaust gas | Keiichiro Kai, Yasuyoshi Kato | 2014-03-18 |
| 8535628 | Exhaust gas purifying catalyst | Yasuyoshi Kato, Keiichiro Kai | 2013-09-17 |
| 8518852 | Base for catalyst, catalyst and methods for producing those | Yasuyoshi Kato | 2013-08-27 |
| 8470728 | Exhaust gas purifying catalyst | Yasuyoshi Kato, Keiichiro Kai | 2013-06-25 |
| 7824635 | Filter for exhaust gas from diesel engine and equipment | Yasuyoshi Kato, Eiji Miyamoto, Masatoshi Fujisawa, Hiroshi Ishizaka, Kazuki Kobayashi +1 more | 2010-11-02 |
| 7655064 | Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and device | Yasuyoshi Kato, Takashi Michimoto, Eiji Miyamoto, Masatochi Fujisawa, Kazuki Kobayashi +2 more | 2010-02-02 |
| 7585807 | Production of catalyst for removal of introgen oxides | Yasuyoshi Kato, Yoshinori Nagai | 2009-09-08 |
| 7160527 | Method for treating amonia-containing effluent water | Hirofumi Kikkawa, Yasuyoshi Kato, Takanori Nakamoto, Shigehito Takamoto | 2007-01-09 |
| 6143687 | Denitration catalyst, process for preparing the same, and exhaust gas purification method | Yasuyoshi Kato | 2000-11-07 |