Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9975076 | Honeycomb filter | Toshiaki Shibata | 2018-05-22 |
| 9919255 | Honeycomb filter | Toshiaki Shibata | 2018-03-20 |
| 9861923 | Honeycomb filter | Toshiaki Shibata | 2018-01-09 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9975076 | Honeycomb filter | Toshiaki Shibata | 2018-05-22 |
| 9919255 | Honeycomb filter | Toshiaki Shibata | 2018-03-20 |
| 9861923 | Honeycomb filter | Toshiaki Shibata | 2018-01-09 |