Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6849201 | Waste water treatment material, waste water treatment method, sludge dehydrating agent and sludge treatment method | Yasuhito Inagaki, Haruo Watanabe, Takaaki Kano | 2005-02-01 |
| 6573336 | Wastewater treating agent, method for wastewater treatment, sludge dehydrant and method for sludge treatment | Yasuhito Inagaki, Haruo Watanabe, Takaaki Kano | 2003-06-03 |