Issued Patents 2005
Showing 1–1 of 1 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, Shigeo Kiuchi | 2005-02-01 |