Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7991327 | Image forming apparatus and process cartridge | Kumiko Hatakeyama | 2011-08-02 |
| 7991342 | Protective material and image forming apparatus using the protective material | Kumiko Hatakeyama, Kunio Hasegawa, Shinya Tanaka, Masahide Yamashita, Masato Iio +1 more | 2011-08-02 |
| 7986910 | Lubricant coater, image bearing unit, and image forming apparatus | Kumiko Hatakeyama, Masahide Yamashita | 2011-07-26 |
| 7979016 | Image forming apparatus and protective agent block | Kumiko Hatakeyama, Kunio Hasegawa, Masahide Yamashita | 2011-07-12 |