Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11433382 | Honeycomb filter and method for manufacturing honeycomb filters | Toyohiro Usui | 2022-09-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11433382 | Honeycomb filter and method for manufacturing honeycomb filters | Toyohiro Usui | 2022-09-06 |