Casio Keisanki Kabushiki Kaisha

Casio Computer Co., Ltd.

Casio Hitachi Mobile Communications Co., Ltd.

Takao Matsuda

Yoshiki Nakatsuka

Hideki Watanabe

Takashi Nikaido

Tatsumi Anno

Ryo Amikura

Yukinori Ido

Seiji Syoubayashi

Tomohiro Hamaue

Norihito Hanafusa

A case including a case main body, a first exterior case which is arranged around an outer circumferential portion of the case main body, and a second exterior case which includes an impact receiving portion that is opposed to an inner circumferential portion of at least one of an upper part and a lower part of the first exterior case, and is attached to at least one of the upper part and the lower part of the first exterior case.

Case and timepiece

Watch case

A case including a first case which has a retaining portion provided on an outer circumference thereof, an exterior member which has an engaging portion with which the retaining portion is engaged, and covers the outer circumference of the first case, a second case which is arranged on upper parts of the first case and the exterior member, and a fastening member which attaches the second case to the first case by fastening the second case to the exterior member.

Wearable information terminal

Mobile telephone

Protector for a wrist watch

Growing community of inventors

Fussa, Japan

Takao Matsuda