Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665243 | Method for removing metal contained in solution using surfactant having chelating ability | Naoki Abe, Koji Mizuno, Masayuki Sumiyoshi, Katsuya Murakami, Kojiro Murayama +3 more | 1997-09-09 |