Inventor
TSUMURA TOSHIYUKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “TSUMURA TOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
13 patentsUS5990874ANov 23, 1999
Protective cover for a portable apparatus touch panel
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD212 citations96
US6583579B2Jun 24, 2003
Backlight device and a backlighting element
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD67 citations95
US6255781B1Jul 3, 2001
Energy saving backlight device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations92
US5987075ANov 16, 1999
FSK signal receiver
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations92
US5781588AJul 14, 1998
FSK signal receiver
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD38 citations92
US5899549AMay 4, 1999
Liquid crystal display with shield member arranged on a electroluminescent plate
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations84
US7331724B2Feb 19, 2008
Camera-equipped portable device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations83
US6411804B1Jun 25, 2002
Wireless terminal device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations81
US7038391B2May 2, 2006
Backlight device and a backlighting element
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations73
US5936545AAug 10, 1999
Radio-paging receiver having a flexible message display function
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations73
US6621409B2Sep 16, 2003
Pager capable of en bloc display of a set of messages
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations50
US6621408B2Sep 16, 2003
Pager capable of en bloc display of set of messages
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations50
US6603390B1Aug 5, 2003
Pager capable of en bloc display of a set of messages
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations50