Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8033714 | Fluid mixing apparatus | Akira Nishioka, Kiyoshi Amou, Yoshihiro Sukegawa, Takehiko Kowatari, Yasunaga Hamada +3 more | 2011-10-11 |
| 7509799 | Engine exhaust gas treatment system and exhaust gas treatment process | Kiyoshi Amou, Makoto Yamakado, Hiroshi Kusumoto, Masami Nagano, Toshifumi Mukai +1 more | 2009-03-31 |
| 5409681 | Catalyst for purifying exhaust gas | Yasuyoshi Kato, Kunihiko Konishi, Fumito Nakajima, Isato Morita | 1995-04-25 |
| 5294584 | Process for producing a denitration catalyst | Naomi Yoshida, Hitoshi Yamasaki, Yasuyoshi Kato, Kunihiko Konishi, Toshiaki Matsuda +1 more | 1994-03-15 |
| 5155083 | Catalyst for reducing nitrogen oxides and process for making the catalyst | Naomi Yoshida, Hitoshi Yamasaki, Yasuyoshi Kato, Kunihiko Konishi, Toshiaki Matsuda +1 more | 1992-10-13 |
| 5059576 | Catalyst for removing nitrogen oxides and a process for producing the same | Yasuyoshi Kato, Fumito Nakajima, Masahiro Nitta, Kunihiko Konishi, Toshiaki Matsuda +3 more | 1991-10-22 |
| 4991520 | Ignition burner apparatus for pulverized coal | Toshikazu Tsumura, Ryuichi Sugita, Yasuhide Sakaguchi, Akira Baba | 1991-02-12 |