Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7504033 | Water quality purification cartidge | Toshio Takagi | 2009-03-17 |
| 7235176 | Shower head with water purification function | Toshio Takagi | 2007-06-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7504033 | Water quality purification cartidge | Toshio Takagi | 2009-03-17 |
| 7235176 | Shower head with water purification function | Toshio Takagi | 2007-06-26 |