Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6350605 | Microorganisms, microbial symbionts, their culture methods, and methods for treating manganese-containing water using them | Naoki Mita, Akihiko Maruyama, Takanori Higashihara, Yutaka Kanai, Akira Usui +3 more | 2002-02-26 |
| 6146533 | Method of treating wastewater containing chemical substances by use of supercritical fluid and treating apparatus | Toshihiro Nakai, Yoshio Sato, Nobuyuki Takahashi | 2000-11-14 |
| 4186087 | Method and apparatus for separating substances from liquids by flotation using bubbles | — | 1980-01-29 |