Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7899342 | Image forming apparatus | Kayo Kamei, Masatsugu Hatanaka, Shigeru Yoshida | 2011-03-01 |
| 7693472 | Image forming apparatus with pressing roller | Yoshiaki Hiramoto, Seiichi Kizu, Masatsugu Hatanaka | 2010-04-06 |
| 7686296 | Sheet stacking device and image forming apparatus including the same | Hidetoshi Kaneko, Masatsugu Hatanaka, Yoshinori Shiraishi, Hideshi Izumi, Toyokazu Mori +1 more | 2010-03-30 |
| 7469897 | Position control device for moving member | Yoshiaki Hiramoto, Kayo Kamei, Masatsugu Hatanaka, Shigeru Yoshida | 2008-12-30 |
| 7159862 | Sheet delivery mechanism for image forming apparatus | Yasushi Matsutomo, Yoshiaki Hiramoto, Susumu Murakami, Hideshi Izumi, Yoshie Iwakura +2 more | 2007-01-09 |
| 4931862 | Filter change-over mechanism for use in color image reading apparatus | Tomotarou Tojo, Kenji Tanaka | 1990-06-05 |
| 4692795 | Color image readout device with detachable light source unit | — | 1987-09-08 |
| 4294192 | Liquid electrostatic image developing system employs mesh development electrode | Syunzi Nakai | 1981-10-13 |