Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9341969 | Toner for electrostatic development, image forming device using same, and image forming method | Yasuo Imura | 2016-05-17 |
| 7687216 | Two-component developer and two-component developing apparatus using the same | Masahiro Sakai | 2010-03-30 |
| 6025673 | Magnetic shield material, production method thereof and color image tube assembling the material | Akira Ikeda, Hironao Okayama | 2000-02-15 |