Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7360530 | Air cleaner | Kouichi Oda | 2008-04-22 |
| 6732868 | Production method and apparatus for filter, forming die for filter, forming assembly for forming filter, and filter | Takanari Takagaki | 2004-05-11 |