Inventor
YAMAUCHI KEIICHI
JP30 patents
⚠️ This page may combine multiple inventors who share the name “YAMAUCHI KEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER ELECTRONIC CORP
18 patentsUS5245600ASep 14, 1993
Apparatus for reproducing from a storage medium information corresponding to each stored musical arrangement and for mixing voice data with music data
PIONEER ELECTRONIC CORP122 citations97
US5761190AJun 2, 1998
OFDM broadcast wave receiver
PIONEER ELECTRONIC CORP57 citations96
US5461371AOct 24, 1995
Exhibit explaining system activated by infrared signals
PIONEER ELECTRONIC CORP80 citations96
US5336844AAug 9, 1994
Information storage medium and apparatus for reproducing information therefrom
PIONEER ELECTRONIC CORP94 citations95
US5243582ASep 7, 1993
Apparatus for reproducing digital audio information related to musical accompaniments
PIONEER ELECTRONIC CORP64 citations95
US6850971B1Feb 1, 2005
System for processing information which reads address information
PIONEER ELECTRONIC CORP14 citations92
US5208679AMay 4, 1993
Apparatus for reproducing information in response to selected image change control information
PIONEER ELECTRONIC CORP21 citations92
US4800550AJan 24, 1989
Multi-format optical disk recording/reproducing system
PIONEER ELECTRONIC CORP38 citations92
US4918661AApr 17, 1990
Optical disk
PIONEER ELECTRONIC CORP7 citations74
US4817068AMar 28, 1989
Optical disk and optical disk apparatus with pause mode protection feature
PIONEER ELECTRONIC CORP9 citations74
US6842778B2Jan 11, 2005
Computer for a reproducing medium
PIONEER ELECTRONIC CORP4 citations73
US6804452B1Oct 12, 2004
Apparatus for generating recording signal including image data and copy condition information
PIONEER ELECTRONIC CORP11 citations73
US5294745AMar 15, 1994
Information storage medium and apparatus for reproducing information therefrom
PIONEER ELECTRONIC CORP18 citations73
US7386602B2Jun 10, 2008
Computer for a reproducing medium
PIONEER ELECTRONIC CORP0 citations51
US7370088B2May 6, 2008
Computer for a reproducing medium
PIONEER ELECTRONIC CORP0 citations51
US7219135B2May 15, 2007
System for processing information which reads address information
PIONEER ELECTRONIC CORP0 citations51
US7028080B2Apr 11, 2006
Computer for a reproducing medium
PIONEER ELECTRONIC CORP0 citations51
US6941352B2Sep 6, 2005
Computer for a reproducing medium
PIONEER ELECTRONIC CORP0 citations51
PIONEER CORP
11 patentsUS6941222B2Sep 6, 2005
Navigation system, server system for a navigation system, and computer-readable information recorded medium in which destination prediction program is recorded
PIONEER CORP103 citations96
US6553309B2Apr 22, 2003
Navigation system
PIONEER CORP166 citations96
US6600993B1Jul 29, 2003
Navigation system
PIONEER CORP25 citations92
US6873275B2Mar 29, 2005
Digital signal conversion apparatus, digital signal conversion method, and computer-readable recording medium in which digital signal conversion program is recorded
PIONEER CORP27 citations91
US6970782B2Nov 29, 2005
System for updating navigation information and apparatus for distributing updated navigation information
PIONEER CORP18 citations83
US7190646B1Mar 13, 2007
Apparatus for and method of recording and reproducing information
PIONEER CORP9 citations74
US7075745B2Jul 11, 2006
Disk drive
PIONEER CORP8 citations73
US6937417B2Aug 30, 2005
Disk drive device
PIONEER CORP8 citations73
US6771447B2Aug 3, 2004
Disc drive apparatus
PIONEER CORP10 citations73
US7177809B2Feb 13, 2007
Contents presenting system and method
PIONEER CORP2 citations62
US7616540B2Nov 10, 2009
Apparatus for and method of recording and reproducing information
PIONEER CORP0 citations52