Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7983581 | Fixing method and fixing device with specified temperature relationships for recording medium | Koh Ishigami, Hiroyuki Fujikawa, Nobuyoshi Sugahara, Naoki Okamoto, Yoshinobu Baba | 2011-07-19 |
| 7939233 | Magnetic carrier and two-component developer | Chika Inoue, Hiroyuki Fujikawa, Koh Ishigami, Kunihiko Nakamura, Nozomu Komatsu +2 more | 2011-05-10 |
| 7927775 | Magnetic carrier and two component developer | Nozomu Komatsu, Koh Ishigami, Hiroyuki Fujikawa, Kunihiko Nakamura, Chika Inoue +2 more | 2011-04-19 |
| 7906262 | Two-component developer, replenishing developer, and image-forming method | Koh Ishigami, Kazuo Terauchi, Noriyoshi Umeda, Tetsuya Ida, Naoki Okamoto +5 more | 2011-03-15 |