Inventor · disambiguated record
Keiichi Yamauchi
Also filed as: YAMAUCHI KEIICHI
30 granted patents·1 pending application·916 citations·filing 1987–2007
97Inventor score
Top patents by PatentIndex Score
31 records- 0196US5245600AApparatus for reproducing from a storage medium information corresponding to each stored musical arrangement and for mixing voice data with music dataPIONEER ELECTRONIC CORP·Filed 1991·Granted Sep 14, 1993·122 cites·11 claims
- 0295US5336844AInformation storage medium and apparatus for reproducing information therefromPIONEER ELECTRONIC CORP·Filed 1991·Granted Aug 9, 1994·94 cites·12 claims
- 0393US6553309B2Navigation systemPIONEER CORP·Filed 2001·Granted Apr 22, 2003·166 cites·24 claims
- 0492US5243582AApparatus for reproducing digital audio information related to musical accompanimentsPIONEER ELECTRONIC CORP·Filed 1991·Granted Sep 7, 1993·64 cites·7 claims
- 0591US5461371AExhibit explaining system activated by infrared signalsPIONEER ELECTRONIC CORP·Filed 1992·Granted Oct 24, 1995·80 cites·9 claims
- 0689US4800550AMulti-format optical disk recording/reproducing systemPIONEER ELECTRONIC CORP·Filed 1987·Granted Jan 24, 1989·38 cites·6 claims
- 0787US6941222B2Navigation system, server system for a navigation system, and computer-readable information recorded medium in which destination prediction program is recordedPIONEER CORP·Filed 2002·Granted Sep 6, 2005·103 cites·31 claims
- 0880US6873275B2Digital signal conversion apparatus, digital signal conversion method, and computer-readable recording medium in which digital signal conversion program is recordedPIONEER CORP·Filed 2003·Granted Mar 29, 2005·27 cites·16 claims
- 0975US7190646B1Apparatus for and method of recording and reproducing informationPIONEER CORP·Filed 2000·Granted Mar 13, 2007·9 cites·18 claims
- 1074US6771447B2Disc drive apparatusPIONEER CORP·Filed 2001·Granted Aug 3, 2004·10 cites·26 claims
- 1172US6937417B2Disk drive devicePIONEER CORP·Filed 2001·Granted Aug 30, 2005·8 cites·25 claims
- 1272US5208679AApparatus for reproducing information in response to selected image change control informationPIONEER ELECTRONIC CORP·Filed 1991·Granted May 4, 1993·21 cites·15 claims
- 1371US6850971B1System for processing information which reads address informationPIONEER ELECTRONIC CORP·Filed 1997·Granted Feb 1, 2005·14 cites·4 claims
- 1470US7075745B2Disk drivePIONEER CORP·Filed 2001·Granted Jul 11, 2006·8 cites·26 claims
- 1570US6600993B1Navigation systemPIONEER CORP·Filed 2000·Granted Jul 29, 2003·25 cites·32 claims
- 1669US6842778B2Computer for a reproducing mediumPIONEER ELECTRONIC CORP·Filed 2002·Granted Jan 11, 2005·4 cites·6 claims
- 1766US5761190AOFDM broadcast wave receiverPIONEER ELECTRONIC CORP·Filed 1996·Granted Jun 2, 1998·57 cites·20 claims
- 1865US6970782B2System for updating navigation information and apparatus for distributing updated navigation informationPIONEER CORP·Filed 2001·Granted Nov 29, 2005·18 cites·17 claims
- 1965US5294745AInformation storage medium and apparatus for reproducing information therefromPIONEER ELECTRONIC CORP·Filed 1991·Granted Mar 15, 1994·18 cites·16 claims
- 2060US7616540B2Apparatus for and method of recording and reproducing informationPIONEER CORP·Filed 2007·Granted Nov 10, 2009·0 cites·4 claims
- 2159US4817068AOptical disk and optical disk apparatus with pause mode protection featurePIONEER ELECTRONIC CORP·Filed 1987·Granted Mar 28, 1989·9 cites·9 claims
- 2256US6823371B2Computer for a reproducing mediumPIONEER ELECTRIC CORP·Filed 2002·Granted Nov 23, 2004·1 cites·6 claims
- 2354US4918661AOptical diskPIONEER ELECTRONIC CORP·Filed 1988·Granted Apr 17, 1990·7 cites·5 claims
- 2450US7386602B2Computer for a reproducing mediumPIONEER ELECTRONIC CORP·Filed 2004·Granted Jun 10, 2008·0 cites·72 claims
- 2550US7370088B2Computer for a reproducing mediumPIONEER ELECTRONIC CORP·Filed 2004·Granted May 6, 2008·0 cites·31 claims
- 2650US7219135B2System for processing information which reads address informationPIONEER ELECTRONIC CORP·Filed 2004·Granted May 15, 2007·0 cites·3 claims
- 2750US7177809B2Contents presenting system and methodPIONEER CORP·Filed 2002·Granted Feb 13, 2007·2 cites·12 claims
- 2846US7028080B2Computer for a reproducing mediumPIONEER ELECTRONIC CORP·Filed 2002·Granted Apr 11, 2006·0 cites·4 claims
- 2946US6941352B2Computer for a reproducing mediumPIONEER ELECTRONIC CORP·Filed 2002·Granted Sep 6, 2005·0 cites·16 claims
- 3045US6804452B1Apparatus for generating recording signal including image data and copy condition informationPIONEER ELECTRONIC CORP·Filed 1999·Granted Oct 12, 2004·11 cites·23 claims
- 3142US2003055554A1Navigation data provision system, navigation server and navigation terminalPIONEER CORP·Filed 2002·Application pending·0 cites
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