Patent ID: 7552998

Claim:
An image forming apparatus, comprising: a plurality of recording liquid cartridges configured to contain recording liquids of colors different from each other; a cartridge holder configured to protrude from a front of the image forming apparatus and to hold the plurality of recording liquid cartridges in the apparatus; a cartridge cover provided in a front of the cartridge holder and including a see-through portion through which the plurality of recording liquid cartridges are visible, and configured to enclose the plurality of recording liquid cartridges held by the cartridge holder inside the apparatus and to be opened to allow an operator access to attach and detach each of the plurality of recording liquid cartridges to and from the front of the image forming apparatus in a substantially horizontal direction; and a plurality of indicators configured to indicate information relating to amounts of the recording liquids remaining in respective of the plurality of recording liquid cartridges and disposed on a top surface of the cartridge holder protruding from a front surface of the image forming apparatus at positions deviated from the cartridge cover, and disposed at positions corresponding to and above respective positions of the plurality of recording liquid cartridges placed in the cartridge holder, wherein each of the plurality of indicators emits light in a color representing a color of a recording liquid contained in a corresponding one of the plurality of recording liquid cartridges.