Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5087430 | Process for purifying exhaust gas | Masayuki Hanada, Morio Fukuda, Akihiro Yamauchi, Hiroshi Ogura | 1992-02-11 |
| 4952381 | Method for denitrizing nitrogen oxides contained in waste gas | Horiaki Rikimaru, Tadao Nakatsuji, Toshikatsu Umaba, Kazuhiko Nagano, Kazuya Mishina +11 more | 1990-08-28 |
| 4952545 | Process for removing nitrogen oxides from exhaust gases | Makoto Imanari, Akihiro Yamauchi, Masayuki Hanada, Morio Fukuda, Kiyoshi Nagano | 1990-08-28 |
| 4891348 | Catalyst for removing nitrogen oxides in exhaust gases | Makoto Imanari, Akihiro Yamauchi, Masayuki Hanada, Morio Fukuda, Kiyoshi Nagano | 1990-01-02 |
| 4869735 | Adsorbent for arsenic compound and method for removing arsenic compound from combustion gas | Masaki Miyazawa, Norihisa Kobayashi, Hiromu Takatsuka, Atsushi Morii, Toshio Koyanagi +9 more | 1989-09-26 |
| 4855115 | Process for removing nitrogen oxides from exhaust gases | Makoto Imanari, Akihiro Yamauchi, Masayuki Hanada, Morio Fukuda, Kiyoshi Nagano | 1989-08-08 |
| 4833113 | Denitration catalyst for reducing nitrogen oxides in exhaust gas | Makoto Imanari, Akihiro Yamauchi, Masayuki Hanada, Morio Fukuda, Kiyoshi Nagano | 1989-05-23 |