Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6686751 | Method and apparatus for detecting negative ion in water | Takayuki Saito, Syu Nakanishi | 2004-02-03 |
| 5788828 | Apparatus for detecting anions in water | Masato Nakatsu, Syu Nakanishi, Akira Fukunaga, Takayuki Saito | 1998-08-04 |