Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638192 | Automatic cooling mechanism for electrical device | — | 2003-10-28 |
| 6578845 | Automatic document feeding apparatus having separation mechanism | — | 2003-06-17 |
| 6320745 | Cooling mechanism for electrical device having rolling shaft | — | 2001-11-20 |
| 6163659 | Scanning status indicating device for automatic document feeder | — | 2000-12-19 |