Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11616886 | Image formation apparatus | Hiroto Koga, Hiroyuki Nakagawa, Ryo Hashizume, Sho Ota | 2023-03-28 |
| 11334015 | Sheet conveyance apparatus and image forming apparatus | — | 2022-05-17 |
| 10474080 | Image forming apparatus | Junichi Hirota | 2019-11-12 |
| 9994405 | Sheet conveying apparatus and image forming apparatus | Keiko Fujita | 2018-06-12 |
| 9860403 | Sheet feeding apparatus, and reading apparatus and image forming apparatus using the same | Akira Matsumoto | 2018-01-02 |
| 9624057 | Sheet feeder and image forming apparatus | Kakeru Takahashi | 2017-04-18 |
| 8979088 | Sheet feeding apparatus and image forming apparatus | — | 2015-03-17 |
| 8827262 | Sheet feeding apparatus and image forming apparatus | Shinsuke Ubayashi, Hiroshige Inoue, Kozo Inoue, Isao Kannari | 2014-09-09 |
| 8238778 | Image forming apparatus with vibration generating source and damping member | Taro Ikeda | 2012-08-07 |
| 8172226 | Sheet conveyance device and image forming apparatus | Ayumu Murakami, Haruhisa Oshida, Yuichi Yamamoto, Yusuke Imai, Kiyoshi Oyama +1 more | 2012-05-08 |
| 8149473 | Image reading apparatus | Haruhisa Oshida, Yuichi Yamamoto, Ayumu Murakami, Takuma Koizumi, Kiyoshi Oyama +1 more | 2012-04-03 |
| 8020861 | Sheet conveyance device and image forming apparatus | Yusuke Imai, Kiyoshi Oyama, Takuma Koizumi, Ayumu Murakami, Yuichi Yamamoto +1 more | 2011-09-20 |
| 8020862 | Sheet conveyance device, image forming apparatus and image reading apparatus | Kiyoshi Oyama, Yusuke Imai, Takuma Koizumi, Ayumu Murakami, Yuichi Yamamoto +1 more | 2011-09-20 |
| 7900909 | Sheet feeding apparatus and image forming apparatus | Hiroshi Hiura, Takeshi Suga, Hajime Sekiguchi | 2011-03-08 |
| 7641188 | Sheet feeding apparatus and image forming apparatus | Hiroshi Hiura, Takeshi Suga, Hajime Sekiguchi | 2010-01-05 |
| 7548351 | Image reading device and image forming apparatus | Yusuke Imai, Kiyoshi Oyama, Takuma Koizumi, Ayumu Murakami, Yuichi Yamamoto +1 more | 2009-06-16 |
| D466918 | Toner supplying cartridge for photocopier | Akihisa Shiozaki, Katsuya Murakami | 2002-12-10 |