Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6573336 | Wastewater treating agent, method for wastewater treatment, sludge dehydrant and method for sludge treatment | Yasuhito Inagaki, Haruo Watanabe, Shigeo Kiuchi | 2003-06-03 |