Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305551 | Filter and method for manufacturing same | Koji Fukuyo, Tasuku Matsumoto, Shuichi Ichikawa, Suguru Kodama, Ryuta KONO +2 more | 2025-05-20 |
| 12257574 | Honeycomb structure, exhaust gas purification catalyst, and exhaust gas purification system | Shuichi Ichikawa, Takuya Ishihara, Masaaki Masuda | 2025-03-25 |
| 12209526 | Honeycomb structure and exhaust gas purifying device | Takafumi KIMATA, Masaaki Masuda, Kazuya HOSODA | 2025-01-28 |