Inventor · disambiguated record
Sadashi Kageyama
Also filed as: KAGEYAMA SADASHI
27 granted patents·2 pending applications·589 citations·filing 1987–2018
96Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD12PANASONIC CORP11KISODA AKIRA2PANASONIC IP MAN CO LTD1SCHEID ALBRECHT1
Top patents by PatentIndex Score
29 records- 0198US7203158B2OFDM signal transmission system, portable terminal, and e-commerce systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Apr 10, 2007·168 cites·3 claims
- 0296US7809407B2OFDM signal transmission system, portable terminal, and e-commerce systemPANASONIC CORP·Filed 2007·Granted Oct 5, 2010·42 cites·2 claims
- 0390US4985769AMultiplex TV signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Jan 15, 1991·76 cites·17 claims
- 0486US4882614AMultiplex signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1987·Granted Nov 21, 1989·51 cites·33 claims
- 0584USRE45737EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2013·Granted Oct 6, 2015·2 cites·4 claims
- 0682US5142353ATelevision signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Aug 25, 1992·63 cites·8 claims
- 0779USRE46775EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC IP MAN CO LTD·Filed 2014·Granted Apr 3, 2018·2 cites·3 claims
- 0878US4907218AMultiplex signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1988·Granted Mar 6, 1990·32 cites·3 claims
- 0976US5276507AMultiplex TV signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Jan 4, 1994·43 cites·16 claims
- 1071US5442403AWide-screen TV signal transmission apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Aug 15, 1995·33 cites·4 claims
- 1170USRE47844EOFDM signal transmission system, portable terminal and E-commerce systemSOVEREIGN PEAK VENTURES LLC·Filed 2018·Granted Feb 4, 2020·0 cites·9 claims
- 1270USRE45706EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2013·Granted Sep 29, 2015·0 cites·14 claims
- 1369US5103295ATelevision signal processor for eliminating quality differences between portions of television images having different aspect ratiosMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Apr 7, 1992·30 cites·15 claims
- 1466USRE45758EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2013·Granted Oct 13, 2015·0 cites·11 claims
- 1566USRE45663EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2013·Granted Sep 1, 2015·0 cites·21 claims
- 1666USRE45662EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2013·Granted Sep 1, 2015·0 cites·17 claims
- 1765USRE45784EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2013·Granted Oct 27, 2015·0 cites·4 claims
- 1865USRE45654EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2013·Granted Aug 11, 2015·0 cites·20 claims
- 1965USRE45218EOFDM signal transmission system, portable terminal and E-commerce systemPANASONIC CORP·Filed 2012·Granted Oct 28, 2014·0 cites·20 claims
- 2062US4944032AMultiplex signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jul 24, 1990·16 cites·5 claims
- 2161US5036386ATelevision signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jul 30, 1991·18 cites·2 claims
- 2260US7466645B2OFDM signal receiving apparatusPANASONIC CORP·Filed 2005·Granted Dec 16, 2008·2 cites·6 claims
- 2350US2007110105A1Apparatus and a method for receiving a multiplexed broadcast signal carrying a plurality of servicesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 2449US7486940B2Digital broadcast receiving apparatusPANASONIC CORP·Filed 2004·Granted Feb 3, 2009·1 cites·3 claims
- 2548US8250622B2Method and apparatus for broadcasting to a portable terminalUSUKI IZUMI·Filed 2004·Granted Aug 21, 2012·2 cites·8 claims
- 2645US8547940B2OFDM signal transmission method, transmission apparatus, and reception apparatusKISODA AKIRA·Filed 2012·Granted Oct 1, 2013·0 cites·3 claims
- 2744US8483189B2OFDM signal transmission method, transmission apparatus, and reception apparatusKISODA AKIRA·Filed 2004·Granted Jul 9, 2013·0 cites·7 claims
- 2843US2006239299A1Extra error correcting method for zapping stream ts packetSCHEID ALBRECHT·Filed 2004·Application pending·0 cites
- 2942US5270817ATelevision signal processing apparatus for separating an auxiliary signal from a letterbox signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Dec 14, 1993·8 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →