Mitsumasa Kako

Method and apparatus for inputting, displaying and printing images

Compact data input device having transparent touch panel

Keyboard having lower casing with integral upraised portion for supporting PC board, and key switch having air vent in PC board

Capacitance switching device for keyboard

Key top guided by scissors linkage located in mounting member with chipped configuration disposed on support plate

Tape printing apparatus capable of inputting and printing graphics

Key switch device and portable key electronic device provided with the key switch device

Key switch device, keyboard and electronic apparatus with key switch device

Key switch operating mechanism assembly for electronic portable device

Electronic equipment cooling device, and keyboard unit arranged on electronic equipment using the cooling device