Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8175501 | Development roller including a development sleeve, surface treatment device that treats an outer surface of the development sleeve and wire member that roughens the outer surface of the development sleeve | Noriyuki Kamiya, Tsuyoshi Imamura, Sumio Kamoi, Kyohta Koetsuka, Yoshiyuki Takano +4 more | 2012-05-08 |
| 7572388 | Magnet compound material to be compression molded, a molded elongate magnetic, a magnet roller, a developing agent-carrying body, a developing apparatus and an image-forming apparatus | Sumio Kamoi, Yoshiyuki Takano, Tsuyoshi Imamura, Kyohta Koetsuka, Noriyuki Kamiya +1 more | 2009-08-11 |