Matsushita Electric Industrial Co., Ltd.

Kazuyuki Watanabe

Toyoshi Fukumura

Hirofumi Kikuda

A method of forming a mark on a molding, which includes the steps of: (a)feeding a film having a first surface and a second surface (b) disposing a paint containing a paint component on the first surface of the film, where the paint has a lower melting point than the film, (c) positioning the film on the surface of a molding so that the paint contacts the surface of the molding, and (d) forming a mark by emitting an energy ray from the second surface side of the film, and transferring and disposing the paint positioned on the first surface of the illuminated portion on the surface of the molding, thereby forming a mark. The molding is a resin molding formed of a material containing resin. In this constitution, a mark with a desired color can be formed on a molding. The mark is formed easily and inexpensively. A mark having an excellent wear resistance is formed. A mark having an excellent precision is easily formed on the surface of a molding having a complicated shape.

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Mikata-gun, Japan

Kazuyuki Watanabe