Issued Patents 2011
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081911 | Development roller, development device, and image forming apparatus | Yoichi Yamada, Junichi Suzuki, Takatomo Fukumoto | 2011-12-20 |
| 8080957 | Motor control device and motor-driven power steering system using the same | Tomohiro Miura, Yousuke Imamura, Lilit Kovudhikulrungsri | 2011-12-20 |
| 8027624 | Developer apparatus, an image forming apparatus and an image forming method | Yoichi Yamada, Takatomo Fukumoto | 2011-09-27 |
| 8023868 | Development roller, development device, and image forming apparatus | Yoichi Yamada, Junichi Suzuki, Takatomo Fukumoto | 2011-09-20 |
| 7991319 | Image forming apparatus with seal member that abuts surface of toner carrier roller having convex and concave sections | Tomohiro Aruga | 2011-08-02 |
| 7965965 | Development device and image forming apparatus | Yoichi Yamada, Yoshiyuki Kurebayashi, Daisuke Matsumoto, Masaru Kobashi, Takatomo Fukumoto | 2011-06-21 |
| 7960758 | Bipolar transistor and radio frequency amplifier circuit | — | 2011-06-14 |
| 7925195 | Method of manufacturing toner carrier roller, developer apparatus, and image forming apparatus | Tomohiro Aruga | 2011-04-12 |
| 7925093 | Image recognition apparatus | Hitoshi Ikeda, Noriji Kato | 2011-04-12 |
| 7907879 | Development roller, development device, image forming apparatus, and method of manufacturing development roller | Yoichi Yamada, Junichi Suzuki, Takatomo Fukumoto | 2011-03-15 |
| 7904012 | Image carrier cleaning device, image carrier cleaning method, and image forming apparatus | Masaru Kobashi, Yoichi Yamada, Atsunori Kitazawa | 2011-03-08 |