Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972400 | Honeycomb filter system | Naomi Noda, Toshio Yamada, Yukio Miyairi | 2011-07-05 |
| 7867598 | Honeycomb structure and honeycomb catalytic body | Yukio Miyairi, Naomi Noda | 2011-01-11 |