Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11486292 | Exhaust-gas purification system of internal combustion engine | Hiroki Takeori, Tetsuo Endo, Shun KATO | 2022-11-01 |
| 11280236 | Honeycomb filter | Fumihiko Yoshioka, Noritaka Masumitsu | 2022-03-22 |
| 11280237 | Honeycomb filter | Fumihiko Yoshioka, Noritaka Masumitsu | 2022-03-22 |