Hitachi, Ltd.

Hideki Shinohara

Yoshiharu Nagae

Shuji Imazeki

Seiji Yonekura

Shigetaka Fujiwara

Lee Chahn

A printer device includes a plurality of discharge electrodes provided in a slit to which ink containing charged pigment particles is supplied, a plurality of opposing electrodes opposing the plurality of discharge electrodes, a pulse electric field applicator for forming a pulse electric field between the plurality of discharge electrodes and the plurality of opposing electrodes, and auxiliary electrodes. The auxiliary electrodes are provided at both sides of respective ones of the plurality of discharge electrodes, and a high or low potential is applied to the auxiliary electrodes so as to cancel out an electric interaction between respective ones of the plurality of discharge electrodes.

Growing community of inventors

Tsukuba, Japan

Hideki Shinohara