Mitsubishi Denki Kabushiki Kaisha

Atsushi Musha

Toshiya Inubushi

Tadamasa Hayakawa

Yoshihito Nakahara

Manabu Hasegawa

Takayuki Nonami

Shigeyuki Yoshida

Tsuyoshi Nakamachi

Yoshio Toko

Takato Abe

Masahito Tsuchiya

Portion of portable telephone

Portable telephone

A slim portable radio communication device housing that can be connected to an external input/output connector without removing a battery pack. A fitting mount of a battery pack is rotatably fitted to the radio communication device housing via shafts. The battery pack is detachably fitted to the fitting mount.

Portable radio communication device housing having a battery storage unit

A portable radio device in which a radio telephone device body and a receiver unit are separately constructed and connected together by a pair of adjustable supporting rods. As a result, the distance between the radio telephone device body and the receiver unit can be adjusted according to whether the device is being used as a telephone unit or a pager unit. While being used as a telephone, the distance between a receiver and a microphone can be easily adjusted to the distance between an ear and a mouth of a user. When the device is used as a paper, it can be miniaturized so as to be conveniently carried.

Portable communication device

A housing for a portable radio telephone device to which a part thereof is exposed externally at a position recessed from an outer surface of a portable radio telephone device so that the part does not contact the skin whereby heat generated within the portable radio telephone device is efficiently radiated outside and a reliable operability is provided without the outersurface portions to thereof become too hot or cold to comfortably hold by hand.

Thermally adaptive housing for hand held radio telephone device

Portable cordless handset telephone

A telephone set and a handset are provided which are capable for preventing acoustic coupling between a telephone transmitter and a telephone receiver by isolating the transmitter from the region of the receiver.

Telephone set

Growing community of inventors

Hyogo, Japan

Atsushi Musha