Inventor
ATA TERUAKI
JP20 patents
Patents
20 patentsUS6728635B2Apr 27, 2004
Landmark update system and navigation device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD194 citations99
US6909891B2Jun 21, 2005
Mobile terminal, and automatic remote control system and automatic remote control method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD124 citations98
US6505120B2Jan 7, 2003
Navigation apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD101 citations98
US6600975B2Jul 29, 2003
In-vehicle communication device and communication control method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD229 citations97
US6700505B2Mar 2, 2004
Lane guidance display method, and navigation device and recording medium for realizing the method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations96
US6388582B2May 14, 2002
Lane guidance display method, and navigation device and recording medium for realizing the method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD47 citations96
US6597354B2Jul 22, 2003
Three-dimensional map navigation display method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD52 citations95
US6411293B1Jun 25, 2002
Three-dimensional map navigation display device and device and method for creating data used therein
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD40 citations95
US7124109B2Oct 17, 2006
Point service system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD34 citations92
US6424911B2Jul 23, 2002
Intersection display method, and map display unit and recording medium for realizing the method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US6418374B2Jul 9, 2002
Navigation device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD46 citations92
US6269305B1Jul 31, 2001
Navigation device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92
US6449557B2Sep 10, 2002
Device and method for changing map information
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD14 citations84
US7031659B2Apr 18, 2006
Communication system, communication device, and communication method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations83
US7280852B2Oct 9, 2007
In-vehicle hands-free apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations82
US6466869B2Oct 15, 2002
Navigation apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations74
US6744431B2Jun 1, 2004
Storage medium for use with a three-dimensional map display device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations73
US6532010B2Mar 11, 2003
Three-dimensional map navigation display device and device for creating data used therein
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations73
US6606558B2Aug 12, 2003
Rendering device and method
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US7031656B2Apr 18, 2006
Hands-free telephone conversation system and relay device in hands-free telephone conversation system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations61