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Inventor
AMAGISHI YOSHITADA
JP
3 patents
Patents
3 patents
US4607147A
Aug 19, 1986
Membrane switch
ALPS ELECTRIC CO LTD
130 citations
94
US4677417A
Jun 30, 1987
Tablet type input device
ALPS ELECTRIC CO LTD
22 citations
78
US4626961A
Dec 2, 1986
Connecting structure of terminal area of printed circuit board
ALPS ELECTRIC CO LTD
18 citations
71