Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724506 | Method and apparatus for measuring and indicating paper level in a sheet-feeding device | — | 2004-04-20 |
| 6687473 | Method and apparatus for a non-contact direct transfer imaging system | Taomo Mu, Jon-Shin Hu, Tan-Feng Tsai, Chou-Jiung Lin, Vincent Lee | 2004-02-03 |
| 6487376 | Upgradeable imaging systems with configurable printing routines | Jon-Shin Hu | 2002-11-26 |
| 6191801 | Color electrophotographic apparauts having image registration | Yuji Hiraoka | 2001-02-20 |
| 5899609 | Developing unit and developing method | — | 1999-05-04 |