Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7008529 | Water treating device | Minoru Nakanishi, Minoru Kishi, Tatsuya Hirota, Tamotsu Kawamura, Yozo Kawamura +1 more | 2006-03-07 |
| 6814858 | Water treatment system | Kazuhiro Yamamoto, Minoru Kishi, Tatsuya Hirota, Tamotsu Kawamura, Takuya Noro | 2004-11-09 |
| 6627053 | Water treatment device | Tatsuya Hirota, Kiyokazu Fujikawa, Yozo Kawamura, Minoru Nakanishi, Minoru Kishi +5 more | 2003-09-30 |
| 6627073 | Water treatment device | Tatsuya Hirota, Kiyokazu Fujikawa, Yozo Kawamura, Minoru Nakanishi, Minoru Kishi +5 more | 2003-09-30 |