Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9838554 | Image forming apparatus including discharged document sensor detecting existence of discharged document | Ayaka Ikeda, Akihiro Umenaga, Masaki Sanou | 2017-12-05 |
| 9773103 | Operation device and operation method | Akihiro Umenaga, Rie Kasai, Hiroshi Nakamura | 2017-09-26 |
| 9491323 | Information processing apparatus, image forming system, and method for controlling an information processing apparatus | Hiroshi Nakamura, Akihiro Umenaga, Rie Kasai | 2016-11-08 |
| 9285744 | Image forming apparatus and image forming system including the same | Akihiro Umenaga, Rie Kasai, Hiroshi Nakamura | 2016-03-15 |