Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833056 | Desalination method and desalination apparatus | Yuzo Narasaki, Tetsuo Kuroda | 2004-12-21 |
| 6719488 | Soil pf value measuring method, and irrigation control method and irrigation control device | Tetsuo Kuroda, Hidemitsu Otsuka, Yuzo Narasaki | 2004-04-13 |