Recording sheet and image recording apparatus

Recording system capable of recording information...

Recording system having a plurality of controllers arranged...

Recording-density control method of image recording apparatus

Recording-density control method of image recording apparatus

Recording-head substrate, recording head, and recording...

Recording-medium-residual-quantity detecting device,...

Reduced EMI printhead apparatus and method

Reduced size inkjet printhead heater chip having integral...

Reducing ink bleed artifacts

Reduction of artefacts in reproduced images

Reduction of color plane alignment error in a drum printer

Reduction of dependence of color appearance on light source

Refill apparatus and method

Refillable ink supply cartridge for a postcard printing...

Refilling a print cartridge reservoir

Reflective type media sensing methodology

Registration adjusting method of ink-jet printing apparatus

Registration error reduction in a tandem printer

Regulating energy based on delivered energy