Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7383000 | Process cartridge and image forming apparatus | Tadashi Hirata | 2008-06-03 |
| 6615007 | Toner container holding device and copy machine having the toner container holding device | Masashi Nakamura | 2003-09-02 |
| 6366749 | Process cartridge and image forming apparatus using the same | — | 2002-04-02 |
| 6298202 | Image forming apparatus having a sensor for determining whether a replacement unit is new/old and mounted/non-mounted | Noriyuki Fushiya | 2001-10-02 |