Inventor
KITAMURA TOSHIYASU
JP21 patents
⚠️ This page may combine multiple inventors who share the name “KITAMURA TOSHIYASU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
19 patentsUS6342932B1Jan 29, 2002
Liquid crystal display
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD100 citations95
US6868259B1Mar 15, 2005
Keybutton illuminating device and wireless communication terminal apparatus equipped with the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD24 citations92
US6396923B1May 28, 2002
Portable terminal device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations92
US6358065B1Mar 19, 2002
Display unit installing and connecting device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations92
US6375283B1Apr 23, 2002
Radio device housing
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations91
US6315142B1Nov 13, 2001
Fitting piece and portable terminal device using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD35 citations91
US6628785B1Sep 30, 2003
Water sinking confirmation device and portable terminal device using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations84
US7376447B2May 20, 2008
Mobile telephone
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations81
US6512827B1Jan 28, 2003
Portable terminal device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations73
US6504727B1Jan 7, 2003
Earphone jack holding device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations73
US6326571B1Dec 4, 2001
Button switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
US6169521B1Jan 2, 2001
Built-in antenna
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations73
US6831843B2Dec 14, 2004
Earphone jack holding device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations62
US6326928B1Dec 4, 2001
Antenna fixing method and device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations62
US6140971AOct 31, 2000
Antenna device having feeding spring escape prevention ribs
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US6628351B1Sep 30, 2003
Liquid crystal display apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations61
US6944429B1Sep 13, 2005
Portable terminal device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations60
US6477356B1Nov 5, 2002
Sounding-body holding device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations59
US6567650B1May 20, 2003
Portable terminal device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations51