Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7881638 | Developing apparatus | Akihiro Noguchi, Fumitake Hirobe, Akinori Tanaka | 2011-02-01 |
| 7630670 | Developing apparatus and image forming apparatus | Fumitake Hirobe, Akihiro Noguchi, Akinori Tanaka | 2009-12-08 |
| 7558516 | Image forming apparatus wherein a carrier weight ratio in a first supply container and carrier weight ratio in a second supply container are substantially equal to each other | Tadashi Fukuda | 2009-07-07 |
| 7430389 | Image forming apparatus with transparent toner developer | Akihiro Noguchi, Kota Arimoto, Tadashi Fukuda | 2008-09-30 |
| 7386261 | Image forming apparatus having movable developing devices and developer replenishment device | Akihiro Noguchi, Fumitake Hirobe, Akinori Tanaka | 2008-06-10 |
| 7362989 | Developing apparatus for image forming apparatus | Fumitake Hirobe, Akinori Tanaka, Akihiro Noguchi | 2008-04-22 |
| 7349655 | Developing device and method of forming images | Tadashi Fukuda, Kota Arimoto, Akihiro Noguchi | 2008-03-25 |
| 7349653 | Developing apparatus and image forming method featuring colored and transparent toners | Tadashi Fukuda, Kota Arimoto, Akihiro Noguchi | 2008-03-25 |
| 7277649 | Developing apparatus and image forming method | Fumitake Hirobe, Akihiro Noguchi | 2007-10-02 |
| 7263318 | Image forming apparatus including an index feature for extending the life of a photosensitive member | Fumitake Hirobe, Akihiro Noguchi | 2007-08-28 |
| 6963709 | Charging apparatus having auxiliary charger rubbing against image bearing member | Tokihiko Ogura, Hisataka Hisakuni | 2005-11-08 |
| 6847797 | Charging apparatus having auxiliary charger rubbing against image bearing member | Tokihiko Ogura, Hisataka Hisakuni | 2005-01-25 |