Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9795910 | Honeycomb filter and production method for honeycomb filter | Akinori Orito, Yuichi Nagatsu | 2017-10-24 |
| 9719385 | Honeycomb filter | Takeshi Ushida, Akinori Orito, Yuichi Nagatsu | 2017-08-01 |