Inventor · disambiguated record
Taihei Yugawa
Also filed as: YUGAWA TAIHEI
14 granted patents·2 pending applications·544 citations·filing 1996–2012
94Inventor score
Top patents by PatentIndex Score
16 records- 0198US6606707B1Semiconductor memory cardMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 12, 2003·261 cites·4 claims
- 0294US7096504B1Distribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 22, 2006·104 cites·13 claims
- 0393US7062652B2Semiconductor memory card, data reading apparatus and data reading/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jun 13, 2006·51 cites·12 claims
- 0492US6789192B2Semiconductor memory card, data reading apparatus, and data reading/reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Sep 7, 2004·55 cites·5 claims
- 0587US7996914B2Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatusPANASONIC CORP·Filed 2006·Granted Aug 9, 2011·12 cites·12 claims
- 0687USRE42019EDistribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving methodPANASONIC CORP·Filed 2008·Granted Dec 28, 2010·13 cites·22 claims
- 0783US8127368B2Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatusHIROTA TERUTO·Filed 2007·Granted Feb 28, 2012·9 cites·12 claims
- 0868US7640436B2Encryption device and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2007·Granted Dec 29, 2009·3 cites·2 claims
- 0967US8661553B2Semiconductor memory card and data reading apparatus, and data reading/reproducing apparatusHIROTA TERUTO·Filed 2012·Granted Feb 25, 2014·1 cites·11 claims
- 1055US7529938B2Method, apparatus and system for performing authentication according to challenge-response protocol using scrambled access informationPANASONIC CORP·Filed 2001·Granted May 5, 2009·4 cites·7 claims
- 1154USRE41096EDistribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving methodPANASONIC CORP·Filed 2008·Granted Feb 2, 2010·0 cites·14 claims
- 1253US7272856B2Decryption deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Sep 18, 2007·2 cites·7 claims
- 1343US2003021421A1Method of producing a decrypting apparatus having a cryptographic device and cryptographic information, a system for providing such device and information, and the decrypting apparatus produced by the production methodFiled 2002·Application pending·0 cites
- 1441US5875297AMultimedia serverMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Feb 23, 1999·17 cites·19 claims
- 1540US2002095382A1Content decryption deviceFiled 2002·Application pending·0 cites
- 1639US5978879ABus bridge apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 2, 1999·12 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →