| 发明名称 |
Method and apparatus for determining consumed amount of recording material |
| 摘要 |
An output apparatus includes a cartridge which contains a recording material. A detector is provided in the apparatus for detecting the remaining amount of the recording material in the cartridge. A controller is provided in the apparatus for storing the cumulative consumed amount of the recording material in a non-volatile memory unit. Thus, the remaining amount of the recording material is determined.
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| 申请公布号 |
US6762854(B1) |
申请公布日期 |
2004.07.13 |
| 申请号 |
US19960736245 |
申请日期 |
1996.10.24 |
| 申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
MURAKAMI YUTAKA;OKADA KUNIO;SUGAYA AKIO;UTSUNOMIYA TAKESHI;KITANI HIDEYUKI;TSUNEKAWA KIYOHIRO;HIROOKA SHIGEKI;OZAWA SHUJI |
| 分类号 |
B41J29/20;B41J2/175;B41J2/44;B41J29/46;G03G15/00;G03G15/08;G03G21/00;G06F3/12;(IPC1-7):G06F15/00 |
主分类号 |
B41J29/20 |
| 代理机构 |
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代理人 |
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