Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5294584 | Process for producing a denitration catalyst | Naomi Yoshida, Ikuhisa Hamada, 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, Ikuhisa Hamada, 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, Ikuhisa Hamada, Masahiro Nitta, Kunihiko Konishi +3 more | 1991-10-22 |