Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464845 | Manufacturing method and apparatus for making alkaline ionized water and acidic water | Akira Isaka | 2002-10-15 |
| 6294073 | Manufacturing method and apparatus of alkaline ionized water | Akira Isaka | 2001-09-25 |