Issued Patents 2003
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6647225 | Charging device for frictionally-charging an image bearing member and image forming apparatus including same | — | 2003-11-11 |
| 6608975 | Image forming apparatus and cartridge detachably mountable thereto | Kazushige Sakurai | 2003-08-19 |
| 6597876 | Image forming apparatus and cartridge detachably mountable thereto | Kazushige Sakurai | 2003-07-22 |
| 6594462 | Developing apparatus using toner with conductive particles | Yasuyuki Ishii | 2003-07-15 |
| 6594451 | Image forming apparatus, and use situation reporting system for reporting use situations of developer and other consumables stowed in image forming apparatus | Hiroshi Sasame, Hiroaki Ogata, Shinya Yamamoto | 2003-07-15 |
| 6591070 | Image forming apparatus and cartridge detachably mountable to same | Takeo Shoji, Atsuya Takahashi, Hideki Matsumoto | 2003-07-08 |
| 6542710 | Developing apparatus for preventing developer from attaching to developer electrifying member | Yasuyuki Ishii, Shinji Uehara | 2003-04-01 |
| 6522842 | Developing apparatus and image forming apparatus | Shinji Uehara, Yasuyuki Ishii | 2003-02-18 |