Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702594 | Apparatus for treatment of waste water and/or exhaust gases containing fluorine and surface active agents | Kazuyuki Yamasaki, Masaki Kataoka, Shirou Imazu | 1997-12-30 |