Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9921521 | Sheet processing apparatus for determining likelihood of sheets to stick after stacking | — | 2018-03-20 |
| 9386168 | Printed media reuse determination apparatus and media reuse determination program | Masaaki Yasunaga, Akihiko Fujiwara, Hajime Tomizawa | 2016-07-05 |
| 9348293 | Image forming apparatus that corrects sheet curl by printing on the edges of the reverse side of the sheet | Yoshinori Sato | 2016-05-24 |
| 9221283 | Determination apparatus and determination method for determining reusability of sheet | Takahiro Hagiwara | 2015-12-29 |
| 9124818 | Image erasing apparatus and method for processing image on sheet | — | 2015-09-01 |
| 9025210 | Document management apparatus | Hajime Tomizawa, Akihiko Fujiwara, Masaaki Yasunaga | 2015-05-05 |
| 9001384 | Mark forming apparatus, image forming apparatus, and mark forming method | Takahiro Hagiwara, Kazunori Hirabayashi | 2015-04-07 |
| 8970932 | Decolorizing device, sheet decolorizing method, and recording medium for recording decolorizing process program | — | 2015-03-03 |
| 8934141 | Image processing system, image forming apparatus, and method of controlling use of medium | Takahiro Hagiwara, Kazunori Hirabayashi | 2015-01-13 |
| 8730544 | Decolorizing device, sheet decolorizing method, and recording medium for recording decolorizing process program | — | 2014-05-20 |
| 8717633 | Printed image erasing system | Hajime Tomizawa, Akihiko Fujiwara, Masaaki Yasunaga | 2014-05-06 |
| 8203763 | Image scanning apparatus and method for aligning a stack of scanned images using the stack orientation indicated by a user and an automatically determined image orientation | Masaaki Yasunaga | 2012-06-19 |
| 7719711 | Image data processing apparatus and method | Sunao Tabata | 2010-05-18 |
| 7684620 | Image processing apparatus and method for dividing an image into component images | — | 2010-03-23 |
| 7127103 | Image processing apparatus and image forming apparatus and image processing method and image forming method | Sunao Tabata | 2006-10-24 |
| 6642993 | Image processing device and method for controlling the same | Takahiro Fuchigami | 2003-11-04 |