Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8137886 | Magnetic carrier, two-component developer and image forming method | Yoshinobu Baba, Koh Ishigami, Tomoko Endo, Hiroyuki Fujikawa, Kunihiko Nakamura +2 more | 2012-03-20 |
| 7939233 | Magnetic carrier and two-component developer | Hiroyuki Fujikawa, Koh Ishigami, Kunihiko Nakamura, Nozomu Komatsu, Tomoko Endo +2 more | 2011-05-10 |
| 7927775 | Magnetic carrier and two component developer | Nozomu Komatsu, Koh Ishigami, Hiroyuki Fujikawa, Kunihiko Nakamura, Yoshinobu Baba +2 more | 2011-04-19 |
| 7858283 | Magnetic carrier and two-component developer | Koh Ishigami, Hiroyuki Fujikawa, Kunihiko Nakamura, Nozomu Komatsu, Tomoko Endo +2 more | 2010-12-28 |