Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8048508 | Plugged honeycomb structure | Yukihito Ichikawa, Koichi Ito | 2011-11-01 |
| 8003035 | Method of manufacturing plugged honeycomb structure | Koichi Ito | 2011-08-23 |
| 8000516 | Manufacturing method of plugged honeycomb structure | Koichi Ito | 2011-08-16 |
| 7972677 | Plugged honeycomb structure | Yukihito Ichikawa, Koichi Ito | 2011-07-05 |