ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,386,315, issued on Aug. 12, was assigned to CASIO COMPUTER Co. LTD. (Tokyo).
"Case and timepiece" was invented by Yoshihiro Maruyama (Hamura, Japan) and Masakuni Iwanaga (Akishima, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A case includes a main case body and an exterior member. The exterior member is welded to the main case body with laser light. The laser light is irradiated onto an irradiation surface. A welding part of the main case body and the exterior member is formed on the inner periphery surface extending along a height direction of the case and is formed such that the irradiation surface is perpendicular to the incident laser light...