Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5853679 | Removal of nitrogen oxide from exhaust gas | Mitsunori Tabata, Katsumi Miyamoto, Hiroshi Tsuchida, Tomohiro Yoshinari, Kazushi Usui +8 more | 1998-12-29 |
| 5474965 | Catalyst for catalytic reduction of nitrogen oxide | Tadao Nakatsuji, Hiromitsu Shimizu, Ritsu Yasukawa, Mitsunori Tabata, Hiroshi Tsuchida +2 more | 1995-12-12 |
| 5380692 | Catalyst for catalytic reduction of nitrogen oxide | Tadao Nakatsuji, Hiromitsu Shimizu, Ritsu Yasukawa, Fujio Suganuma, Akihiro Kitazume +7 more | 1995-01-10 |