Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397257 | Honeycomb filter | Fumihiko Yoshioka, Yuji Sasaki, Yasuyuki Furuta, Ritsuko Teranishi, Ayaka Sakai | 2025-08-26 |
| 12303873 | Exhaust gas purification catalyst | Kohei Takasaki, Yu Onohara, Keiichi Narita | 2025-05-20 |
| 12303877 | Exhaust gas purification catalyst | Ryota Onoe, Takahiro Noguchi, Kohei Takasaki | 2025-05-20 |