Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9535350 | Method for producing ground toner | Keiichi Kikawa, Tadayuki Sawai, Yoritaka Tsubaki, Keigo Mitamura, Shintaro Fukuoka | 2017-01-03 |
| 9274447 | Two-component color developer and image formation device using same | Tadayuki Sawai, Yoritaka Tsubaki, Keiichi Kikawa, Keigo Mitamura, Shintaro Fukuoka | 2016-03-01 |
| 9250549 | Full-color toner set, full-color developer set, image-formation method using same, and image-formation device | Shintaro Fukuoka, Tadayuki Sawai, Yoritaka Tsubaki, Keigo Mitamura, Keiichi Kikawa | 2016-02-02 |
| 8298669 | Coated carrier comprising a magnetic core and particulate resin interlayered coating, and method of manufacturing coated carrier | — | 2012-10-30 |