Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10477061 | Image forming apparatus with two-sided copying and variable image data transfer clock frequency | Yushi Oka, Masato Furukawa, Kaoru Hamada | 2019-11-12 |
| 10447876 | Image reading apparatus | Kaoru Hamada, Yushi Oka, Masato Furukawa | 2019-10-15 |
| 10321006 | Document reading device and image forming device | Satoshi Okawa | 2019-06-11 |
| 10289358 | Image forming apparatus that improves FCOT | Masato Furukawa, Satoshi Seki, Yohei Katto, Akiko Kanno, Hidenori Sunada +3 more | 2019-05-14 |
| 10261732 | Image forming apparatus having double-sided printing and control method of the same | Yushi Oka, Masato Furukawa, Kaoru Hamada | 2019-04-16 |
| 10154155 | Image reading apparatus capable of determining opening-closing state of original conveyance device and image forming apparatus equipped with image reading apparatus | Kaoru Hamada, Satoshi Seki, Yohei Katto, Akiko Kanno, Hidenori Sunada +3 more | 2018-12-11 |
| 10148851 | Image reading apparatus and image reading method | Masato Furukawa, Yushi Oka, Kaoru Hamada | 2018-12-04 |
| 9052656 | Cleaning device and fixing device | — | 2015-06-09 |
| 7991306 | Sheet transport apparatus and image forming apparatus | — | 2011-08-02 |
| 7457552 | Image forming apparatus and control method thereof | Ryuta Mine, Tadaaki Saida, Shunsaku Kondo | 2008-11-25 |
| 7379681 | Image forming apparatus and control method thereof | Ryuta Mine, Tadaaki Saida, Shunsaku Kondo | 2008-05-27 |
| 6898382 | Image forming apparatus | — | 2005-05-24 |
| 6671472 | Image forming apparatus, control method thereof and control program therefor | Hideki Shimizu, Hirokazu Takahashi, Ryosuke Sugasawa, Mitsuru Fuchisawa | 2003-12-30 |
| 5960234 | Time distance display apparatus for image forming apparatus | Mitsuo Nimura | 1999-09-28 |