Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9882310 | Connection structure and apparatus unit | Kei Takahashi | 2018-01-30 |
| 7427354 | Degradation treatment process and system for organics in organically-polluted water | — | 2008-09-23 |
| 6210569 | Device for collecting water polluting phytoplankton drifts and method for collecting water polluting phytoplankton drifts | — | 2001-04-03 |
| 5906745 | Apparatus and method for purifying polluted water | — | 1999-05-25 |
| 5565103 | Solid material flow-separating method | — | 1996-10-15 |