Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8538304 | Belt drive apparatus and image forming apparatus | Michiaki Ito | 2013-09-17 |
| 8272635 | Image forming apparatus | — | 2012-09-25 |
| 8096551 | Medium transportation apparatus and image forming apparatus having planetary gear rotational load member | — | 2012-01-17 |
| 7103308 | Developer cartridge and image forming apparatus | — | 2006-09-05 |
| 6733407 | Belt driving apparatus | — | 2004-05-11 |
| 6522848 | Belt unit and apparatus to which belt unit is attached | — | 2003-02-18 |
| 6252619 | Image forming apparatus having a printhead guide mechanism | Hidenori Ueda | 2001-06-26 |
| 6021292 | Toner cartridge and toner collecting mechanism | Shigeki Nakajima | 2000-02-01 |
| 5975518 | Paper feeding mechanism | Shigeki Nakajima | 1999-11-02 |
| 5737664 | Overheating prevention device for a fixing unit | Masahiro Fukuda, Shigeki Nakajima, Koji Morimoto, Takao Uchida, Naoki Sunaga | 1998-04-07 |