Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9802155 | Method for purifying exhaust gas | Tsugumi NISHI, Seigo Yamamoto, Susumu Hikazudani | 2017-10-31 |
| 9802179 | Method for processing an edge of catalyst-supporting honeycomb structure in exhaust gas denitration apparatus | Seigo Yamamoto, Susumu Hikazudani, Kana Shimizu | 2017-10-31 |