Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12128393 | Denitration catalyst regeneration method and denitration catalyst regeneration system | Kazuhiro Iwamoto, Masanao Yonemura, Katsumi Nochi, Yoshiharu Watanabe | 2024-10-29 |
| 11045799 | Denitration catalyst regeneration method, denitration catalyst regeneration system, and cleaning agent for denitration catalyst | Tomotsugu Masuda, Masanao Yonemura, Kazuhiro Iwamoto, Toshinobu Yasutake, Makoto Yokoyama | 2021-06-29 |
| 9421525 | Exhaust gas treatment catalyst | Katsumi Nochi, Masanao Yonemura, Masashi Kiyosawa | 2016-08-23 |
| 9249706 | Method for regenerating exhaust gas treatment catalyst | Masanao Yonemura, Katsumi Nochi, Masashi Kiyosawa, Kyohei Takakura | 2016-02-02 |
| 9192920 | Exhaust gas treatment catalyst and method for regenerating the same | Katsumi Nochi, Masanao Yonemura, Masashi Kiyosawa | 2015-11-24 |
| 8852518 | Catalyst for removing nitrogen oxides | Shigeru Nojima, Kozo Iida, Yoshiaki Obayashi, Masashi Kiyosawa | 2014-10-07 |
| 8835340 | Method for regeneration of exhaust gas treatment catalyst, and exhaust gas treatment cataylst produced using the method | Yoshiaki Obayashi, Masashi Kiyosawa | 2014-09-16 |
| 8663567 | Catalyst for removing nitrogen oxides | Shigeru Nojima, Kozo Iida, Yoshiaki Obayashi, Masashi Kiyosawa | 2014-03-04 |
| 7749938 | Catalyst for nitrogen oxide removal and exhaust gas treatment method | Yoshiaki Obayashi, Akira Hattori | 2010-07-06 |
| 7666808 | Denitrification catalyst regeneration method | Yoshiaki Obayashi, Toshio Koyanagi | 2010-02-23 |
| 7501106 | Denitrification catalyst regeneration method | Yoshiaki Obayashi, Toshio Koyanagi | 2009-03-10 |
| 7413715 | Catalyst for removing nitrogen oxides | Shigeru Nojima, Kozo Iida, Yoshiaki Obayashi, Masashi Kiyosawa | 2008-08-19 |
| 5505919 | Method for the denitration of exhaust gas | Atsushi Morii, Satoru Serizawa, Osamu Naito, Toshiyuki Onishi, Norihisa Kobayashi +1 more | 1996-04-09 |