Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253841 | Vehicular air conditioner with passenger-operated inside/outside air double flow mode | Koichi Ito | 2001-07-03 |
| 6073858 | Hot-water type heating apparatus | Koichi Ito, Hikaru Sugi | 2000-06-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253841 | Vehicular air conditioner with passenger-operated inside/outside air double flow mode | Koichi Ito | 2001-07-03 |
| 6073858 | Hot-water type heating apparatus | Koichi Ito, Hikaru Sugi | 2000-06-13 |