Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635142 | NO.sub.x adsorption and removal apparatus | Masayoshi Ichiki, Takanobu Watanabe, Hidetsugu Kobayashi, Seietsu Kikuchi, Kaizo Agari +2 more | 1997-06-03 |
| 5435981 | Method of adsorbing and removing nitrogen oxides | Masayoshi Ichiki, Takanobu Watanabe, Atsushi Fukuju, Shigenori Onitsuka | 1995-07-25 |