Inventor · disambiguated record
Yoshiaki Moriyama
Also filed as: MORIYAMA YOSHIAKI · YOSHIO JUNICHI
85 granted patents·12 pending applications·4,588 citations·filing 1982–2007
99Inventor score
Files withPIONEER ELECTRONIC CORP63PIONEER CORP18PIONEER ELECTRIC CORP5HITACHI LTD2MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1
Top patents by PatentIndex Score
97 records- 0199US6212330B1Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Apr 3, 2001·618 cites·8 claims
- 0299US6137954AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Oct 24, 2000·318 cites·19 claims
- 0399US4680647AMethod for recording and reproducing video format signalPIONEER ELECTRONIC CORP·Filed 1984·Granted Jul 14, 1987·187 cites·17 claims
- 0498US6215952B1Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Apr 10, 2001·409 cites·37 claims
- 0596US6031962AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Feb 29, 2000·100 cites·15 claims
- 0694US7295762B2Information record medium having first and second recording layers in which mid areas are recorded respectively, and apparatus for recording the samePIONEER ELECTRIC CORP·Filed 2003·Granted Nov 13, 2007·47 cites·21 claims
- 0794US5966352AInformation recording medium with interleaved data, apparatus for recording same and apparatus for reproducing samePIONEER ELECTRONIC CORP·Filed 1997·Granted Oct 12, 1999·87 cites·20 claims
- 0893US6148138AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Nov 14, 2000·175 cites·15 claims
- 0993US5729516AInformation recording medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC COPORATION·Filed 1997·Granted Mar 17, 1998·199 cites·9 claims
- 1093US4703369AVideo format signal recording and reproducing methodPIONEER ELECTRONIC CORP·Filed 1984·Granted Oct 27, 1987·74 cites·16 claims
- 1193US4665537AData transmission method employing three-dimensional matrices including check wordsPIONEER ELECTRONIC CORP·Filed 1984·Granted May 12, 1987·46 cites·7 claims
- 1292US7280983B2Information recording medium having reproduction control program recorded thereon and reproduction control programPIONEER CORP·Filed 2003·Granted Oct 9, 2007·38 cites·3 claims
- 1392US6389152B2Method and apparatus for superposing a digital watermark and method and apparatus for detecting a digital watermarkPIONEER ELECTRONIC CORP·Filed 2001·Granted May 14, 2002·67 cites·24 claims
- 1492US6266478B1Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1999·Granted Jul 24, 2001·61 cites·20 claims
- 1591US6236804B1Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted May 22, 2001·52 cites·22 claims
- 1691US6088506AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRIC CORP·Filed 1997·Granted Jul 11, 2000·120 cites·14 claims
- 1791US4602295ARecording and reproducing method for video format signalPIONEER ELECTRONIC CORP·Filed 1983·Granted Jul 22, 1986·67 cites·10 claims
- 1890US6954856B1Additional information embedding method, additional information detecting method, additional information embedding apparatus and additional information detecting apparatusHITACHI LTD·Filed 2000·Granted Oct 11, 2005·28 cites·18 claims
- 1990US6707774B1Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection functionPIONEER ELECTRIC CORP·Filed 1999·Granted Mar 16, 2004·111 cites·9 claims
- 2090US6567612B2Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 2001·Granted May 20, 2003·27 cites·18 claims
- 2190US6108281AAccessing control for optical recording device capable of performing time searchPIONEER ELECTRONIC CORP·Filed 1999·Granted Aug 22, 2000·52 cites·17 claims
- 2290US5742569AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Apr 21, 1998·132 cites·13 claims
- 2390US4604655AMethod of recording and reproducing video format signalPIONEER ELECTRONIC CORP·Filed 1983·Granted Aug 5, 1986·55 cites·29 claims
- 2489US6034942AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1999·Granted Mar 7, 2000·48 cites·19 claims
- 2589US5889746AInformation recording medium, apparatus for recording the same and apparatus for reproducing the samePIONEER LDC INC·Filed 1997·Granted Mar 30, 1999·87 cites·11 claims
- 2689US5679911AKaraoke reproducing apparatus which utilizes data stored on a recording medium to make the apparatus more user friendlyPIONEER ELECTRONIC CORP·Filed 1994·Granted Oct 21, 1997·44 cites·16 claims
- 2789US5537409ASynchronizing system for time-divided video and audio signalsPIONEER ELECTRONIC CORP·Filed 1994·Granted Jul 16, 1996·94 cites·10 claims
- 2888US6396997B2Information record medium wherein navigation information is recorded, apparatus for recording information including navigation information and apparatus for reproducing information according to navigation informationPIONEER ELECTRONIC CORP·Filed 2001·Granted May 28, 2002·17 cites·5 claims
- 2988US6014495AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Jan 11, 2000·49 cites·12 claims
- 3087US6157769AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Dec 5, 2000·81 cites·30 claims
- 3187US6122434AInformation recording medium, having data and management portions, and an apparatus for reproducing information from the mediumPIONEER ELECTRONIC CORP·Filed 1999·Granted Sep 19, 2000·40 cites·14 claims
- 3286US6757483B1Information recording medium with aggregate attribute information recorded in video manager, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 2000·Granted Jun 29, 2004·26 cites·55 claims
- 3386US6633723B1Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection functionPIONEER ELECTRIC CORP·Filed 1999·Granted Oct 14, 2003·50 cites·27 claims
- 3486US6501903B1Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 2000·Granted Dec 31, 2002·23 cites·27 claims
- 3586US6067282AInformation recording medium, apparatus for recording the same and apparatus for recording the samePIONEER ELECTRONIC CORP·Filed 1999·Granted May 23, 2000·39 cites·8 claims
- 3685US5936925AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Aug 10, 1999·39 cites·13 claims
- 3785US5151699AData converting apparatusPIONEER ELECTRONIC CORP·Filed 1992·Granted Sep 29, 1992·52 cites·20 claims
- 3882US5933569AInformation recording medium apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Aug 3, 1999·33 cites·10 claims
- 3981US5142377ATime base correction apparatusPIONEER ELECTRONIC CORP·Filed 1988·Granted Aug 25, 1992·41 cites·13 claims
- 4080US5917857ADigital modulation apparatus, a digital modulation method, and a recording medium thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jun 29, 1999·35 cites·6 claims
- 4180US5742243AMethod and apparatus for reducing DC component of RLL codesPIONEER ELECTRIC CORP·Filed 1996·Granted Apr 21, 1998·48 cites·6 claims
- 4279US7783158B2Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 2005·Granted Aug 24, 2010·4 cites·24 claims
- 4379US5466883AKaraoke reproducing apparatusPIONEER ELECTRONIC CORP·Filed 1994·Granted Nov 14, 1995·29 cites·2 claims
- 4478US6006004AInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 1997·Granted Dec 21, 1999·43 cites·15 claims
- 4578US5895876ASound reproducing apparatus which utilizes data stored on a recording medium to make the apparatus more user friendly and a recording medium used in the apparatusPIONEER ELECTRONIC CORP·Filed 1996·Granted Apr 20, 1999·41 cites·32 claims
- 4676US6091674AAccessing control for optical recording device capable of performing time searchPIONEER ELECTRONIC CORP·Filed 1997·Granted Jul 18, 2000·45 cites·17 claims
- 4776US4654853AData transmission methodPIONEER ELECTRONIC CORP·Filed 1984·Granted Mar 31, 1987·26 cites·14 claims
- 4875US7346270B2Information record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 2003·Granted Mar 18, 2008·11 cites·34 claims
- 4975USRE38569EInformation record medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC CORP·Filed 2002·Granted Aug 24, 2004·11 cites·28 claims
- 5075US6711276B1Control method and apparatus for embedding information in dataHITACHI LTD·Filed 1999·Granted Mar 23, 2004·57 cites·17 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →