Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723270 | Method for manufacturing filter member | Kunimoto Sugiyama | 2004-04-20 |
| 6716264 | Air cleaner | — | 2004-04-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723270 | Method for manufacturing filter member | Kunimoto Sugiyama | 2004-04-20 |
| 6716264 | Air cleaner | — | 2004-04-06 |