Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833056 | Desalination method and desalination apparatus | Ichiro Kamiya, Yuzo Narasaki | 2004-12-21 |
| 6719488 | Soil pf value measuring method, and irrigation control method and irrigation control device | Hidemitsu Otsuka, Ichiro Kamiya, Yuzo Narasaki | 2004-04-13 |
| 6038882 | Absorption chiller-heater and method for forming initial anticorrosive film therefor | Matsuho Miyasaka, Norio Takahashi | 2000-03-21 |