Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454827 | Filter medium and production method thereof | Takanari Takagaki, Minoru Honda | 2002-09-24 |
| 6383268 | Air cleaner | — | 2002-05-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454827 | Filter medium and production method thereof | Takanari Takagaki, Minoru Honda | 2002-09-24 |
| 6383268 | Air cleaner | — | 2002-05-07 |