Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D605274 | Air filter | Eizou Kawano, Youzou Yano, Akio Suzuki | 2009-12-01 |
| D605275 | Air filter | Eizou Kawano, Youzou Yano, Akio Suzuki | 2009-12-01 |
| D593189 | Air filter | Eizou Kawano, Youzou Yano, Akio Suzuki | 2009-05-26 |