Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8475988 | Resin-filled ferrite carrier core material for electrophotographic developer, ferrite carrier and electrophotographic developer using the ferrite carrier | Takao Sugiura, Hiromichi Kobayashi | 2013-07-02 |
| 7476483 | Carrier for electrophotographic developer and two-component electrophotographic developer | Yoichi Kamikoriyama, Kenji Suzuoka, Takashi Nakashima, Kazuya Kinoshita, Yuji Sato +2 more | 2009-01-13 |
| 7288355 | Carrier for electrophotography developers, developer prepared by using the carrier and method for forming image | Yoichi Kamikoriyama, Kenji Suzuoka, Takashi Nakashima, Kazuya Kinoshita, Yuji Sato +2 more | 2007-10-30 |