Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5518627 | Method for treating water or an aqueous solution | Masao Tomoi, Manabu Shindo, Hideaki Kiniwa, Hirohisa Kubota, Shintaro Sawada | 1996-05-21 |
| 5350523 | Anion exchange method | Masao Tomoi, Atsuo Kiyokawa, Hiromasa Ogawa, Tsuyoshi Ito | 1994-09-27 |