Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9636604 | Ion exchanging apparatus | Mikio Sugano, Kazuhiko Saiki, Reo Matsutani, Kazuhiro Nishikawa | 2017-05-02 |
| 8658036 | Composite filtration and demineralization apparatus | Satoshi Kasahara, Mikio Sugano | 2014-02-25 |
| 8206588 | Condensate filtering device | Satoshi Kasahara | 2012-06-26 |