Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9389546 | Image forming apparatus with intermediate toner transfer medium, control method therefor, and storage medium storing control program therefor | — | 2016-07-12 |
| 9081344 | Image forming apparatus with intermediate toner transfer medium, control method therefor, and storage medium storing control program therefor | — | 2015-07-14 |
| 8879958 | Image forming apparatus | — | 2014-11-04 |
| 8693920 | Image forming apparatus that performs image formation using different types of driving forces in combination | — | 2014-04-08 |
| 8508176 | Drive apparatus for stepping motor | — | 2013-08-13 |
| 8351804 | Fixing apparatus | — | 2013-01-08 |
| 7663659 | Image forming apparatus and control method therefor | Katsuhide Koga, Shigeo Hata, Yasuyuki Aiko, Akihiko Sakai, Takashi Nagaya +1 more | 2010-02-16 |
| 7463279 | Image forming apparatus and control method therefor | Katsuhide Koga, Shigeo Hata, Yasuyuki Aiko, Akihiko Sakai, Takashi Nagaya +1 more | 2008-12-09 |
| 7415226 | Image formation apparatus and image formation method | Akihiko Sakai, Shigeo Hata, Yasuyuki Aiko, Katsuhide Koga, Takashi Nagaya +1 more | 2008-08-19 |
| 6799002 | Fixing apparatus for fusing and fixing toner image on transfer material in image forming apparatus | — | 2004-09-28 |
| 6631082 | Switching power supply unit | — | 2003-10-07 |
| 5297014 | Switching DC power supply apparatus | Masayoshi Saito | 1994-03-22 |