Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673244 | Magnetic sludge suitable for use in wastewater treatment, method for preparing the same and method for wastewater treatment | Takaaki Maekawa | 2004-01-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673244 | Magnetic sludge suitable for use in wastewater treatment, method for preparing the same and method for wastewater treatment | Takaaki Maekawa | 2004-01-06 |