Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473582 | Contact-type charging device having a plurality of projections over the surface of the charging device | Harumi Ishiyama, Yasunori Chigono | 2002-10-29 |
| 6466758 | Developing apparatus having foreign matter accumulating space | Yasunori Chigono, Harumi Ishiyama | 2002-10-15 |
| 6442362 | Image forming apparatus for making recovery and restoration of toners by electrical conductive member | Harumi Ishiyama, Yasunori Chigono | 2002-08-27 |
| 6407764 | Thermal head and method of manufacturing the same | Masato Susukida, Katsuto Nagano, Atsushi Yoshida, Yoshio Saita, Jun Hagiwara | 2002-06-18 |
| 6389254 | Charging member holding charge accelerating particles in a continuous bubble | Harumi Ishiyama, Yasunori Chigono | 2002-05-14 |
| 6344868 | Thermal head and method of manufacturing the same | Masato Susukida, Katsuto Nagano, Yoshio Saita, Jun Hagiwara, Atsushi Yoshida | 2002-02-05 |