Inventor
SAKO KOJI
JP14 patents
Patents
14 patentsUS5986228ANov 16, 1999
Movable contact unit for panel switch and panel switch using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD57 citations96
US5924555AJul 20, 1999
Panel switch movable contact body and panel switch using the movable contact body
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD200 citations96
US6489580B2Dec 3, 2002
Push-on switch, electronic apparatus using the same and method for mounting the switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US5895901AApr 20, 1999
Long-stroke push-on switch with reduced height
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US6369777B1Apr 9, 2002
Antenna device and method for manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD27 citations87
US6333477B1Dec 25, 2001
Switch having improved contact performance
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations83
US6842142B2Jan 11, 2005
Antenna and communication equipment incorporating the antenna
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations82
US6610950B1Aug 26, 2003
Push switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations82
US6518527B2Feb 11, 2003
Push switch having reduced size
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US6906275B2Jun 14, 2005
Movable contact unit, panel switch using the same and electronic equipment having the panel switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US5845766ADec 8, 1998
Movable contact element for panel switch and method of manufacturing panel switch with movable contact element
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations73
US6147661ANov 14, 2000
Helical coil, method of producing same and helical antenna using same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations69
US6608273B2Aug 19, 2003
Push switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62
US7180453B2Feb 20, 2007
Antenna for portable cellular telephone
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations61