Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5737669 | Monochrome/multichrome band printer | — | 1998-04-07 |
| 5459579 | Multifunctional document processing system for receiving document signals from a local or a remote device | Darwin Hu, Keisaku KANO | 1995-10-17 |
| 5361134 | Integrated multifunctional document processing system for faxing, copying, printing, and scanning document information | Darwin Hu | 1994-11-01 |