Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628910 | Toner cartridge for image forming apparatus | Hiroshi Tanisawa, Fumito Mizoguchi, Takeshi Wakabayashi, Hiroshi Kawahito, Hideaki Hagihara | 2003-09-30 |
| 6546216 | Toner supplying unit for a developing apparatus | Fumito Mizoguchi, Kiyoshi Morimoto, Arihiro Tsunoda, Takeshi Wakabayashi, Hiroshi Tanizawa | 2003-04-08 |
| 6510300 | Toner cartridge with mixed toner delivery apparatus | Fumito Mizoguchi, Hiroshi Kubota, Takeshi Wakabayashi, Takahiko Kimura | 2003-01-21 |
| D468763 | Sensitive drum cartridge for an image forming apparatus | Hiroshi Tanisawa, Takeshi Wakabayashi, Hiroshi Kawahito, Fumito Mizoguchi, Hiroshi Kubota | 2003-01-14 |