Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11141721 | Porous structure for exhaust gas purification catalyst, exhaust gas purification catalyst using porous structure, and exhaust gas purification method | Hironori IWAKURA, Takashi Wakabayashi, Yunosuke Nakahara | 2021-10-12 |