Sunstar Inc.

Kazuaki Yoshida

Masahiro Nishiura

Yukinori Wada

Kieko Imai

Narito Tsuchida

An electric toothbrush with a thinner handle part to ensure the ease of manual tooth-brushing while improving the ease of a switch operation between the operating state and the stopped state, the electric toothbrush being configured to realize an effective oral cleaning by automatically giving a necessary mechanical assistance to a brush part according to the brushing state constantly varying during tooth-brushing depending on the cleaned part and the ways of holding and moving the toothbrush.

Growing community of inventors

Takatsuki, Japan

Kazuaki Yoshida