Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11845032 | Exhaust gas purification filter | — | 2023-12-19 |
| 11845033 | Exhaust gas purification filter | — | 2023-12-19 |
| 11840949 | Exhaust gas purification filter | Kazuhiko Koike, Keisuke Mizutani | 2023-12-12 |