Panasonic Intellectual Property Management Co., Ltd.

Tetsuya Minamide

Shigeyuki Fujii

Yuji Nonami

Hirofumi Yamada

A touch sensor includes a substrate with a first surface, and a plurality of first electrodes on the first surface of the substrate in a view area. The first surface of the substrate includes a plurality of bottomed grooves extending linearly. Each first electrode includes a plurality of fine lines including a conductive material buried in one of the grooves. Each fine line includes a bottomed recess recessed from the first surface toward the bottom surface of each groove.

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Osaka, Japan

Tetsuya Minamide