Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9580267 | Sheet discharge device and image forming apparatus | Tatsuo Noda | 2017-02-28 |
| 7391539 | Image reader, image forming apparatus and storage medium storing control program of the image reader | Yoshihisa Tanaka | 2008-06-24 |
| 5873009 | Equipment management system that issues a warning when the lifetime of a component has been exceeded and disables the warning when such a warning is to be generated for a different component | Yuji Yamashita, Yasuhiro Hashimoto, Hiroshige Utatsu | 1999-02-16 |
| 5812874 | Equipment management system | Yuji Yamashita, Yasuhiro Hashimoto, Hiroshige Utatsu | 1998-09-22 |
| 5752125 | Maintenance management system for image forming equipment | Yuji Yamashita, Yasuhiro Hashimoto, Hiroshige Utatsu | 1998-05-12 |
| 5740490 | Copier management system | Yuji Yamashita, Yasuhiro Hashimoto, Hiroshige Utatsu | 1998-04-14 |
| 5708909 | Equipment management system | Yuji Yamashita, Yasuhiro Hashimoto, Hiroshige Utatsu | 1998-01-13 |
| 5666585 | Maintenance supervising system for an image-reproducing system | Yuji Yamashita, Yasuhiro Hashimoto, Fumio Aizawa | 1997-09-09 |
| 5594529 | Imaging device with stock supervision means | Yuji Yamashita, Yasuhiro Hashimoto, Fumio Aizawa | 1997-01-14 |
| 5552860 | Monitoring system in auto-restoring image reproducing system | Yuji Yamashita, Yasuhiro Hashimoto, Fumio Aizawa | 1996-09-03 |