Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540807 | Anti-mold and anti-bacteria air filter | Ei Kawaguchi | 2003-04-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6540807 | Anti-mold and anti-bacteria air filter | Ei Kawaguchi | 2003-04-01 |