Fitzpatrick, Cella, Harper & Scinto
Liquid jet recording apparatus having auxiliary recording head
 A liquid jet recording apparatus comprises a line type recording head emitting toward a recording medium a recording liquid for recording and a serial type recording head movable in the arrangement direction of the line type recording head orifices. The serial type recording head compensates for any improperly recording orifices of the line type recording head. 
Canon Kabushiki Kaisha
B B B B B
B41J B41J B41J B41J B41J
inventional inventional inventional additional additional
Hidejiro Makoto Toshiaki Masafumi Haruhiko Ken
Kadowaki Takamiya Hirosawa Wataya Takahashi Tsuchii