Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023867 | Magnet roller and method for the same, magnetic particle-support member, development device, process cartridge, and image forming apparatus | Yoshiyuki Takano, Kyohta Koetsuka, Noriyuki Kamiya, Masayuki Ohsawa, Hiroya Abe +3 more | 2011-09-20 |
| 7899374 | Magnetic particle carrying device, and developing unit, process cartridge, and image forming apparatus using the same, and surface treatment method of the same | Hiroya Abe, Kyohta Koetsuka, Tadaaki Hattori, Yoshiyuki Takano, Noriyuki Kamiya +3 more | 2011-03-01 |
| 7891094 | Method of manufacturing a hollow body used in an image forming apparatus | Kyohta Koetsuka, Yoshiyuki Takano, Masayuki Ohsawa, Hiroya Abe, Mieko Terashima +3 more | 2011-02-22 |