Assignee
YOKOTA KAORU
JP·8 granted patents·5 pending applications·54 citations·filing 2004–2011
Top patents by PatentIndex Score
13 records- 0189US8184805B2Program converter, encrypting device, and encrypting methodYOKOTA KAORU·Filed 2010·Granted May 22, 2012·12 cites·10 claims
- 0287US8332649B2Authentication system, signature creating device, and signature verifying deviceYOKOTA KAORU·Filed 2006·Granted Dec 11, 2012·17 cites·1 claims
- 0384US8787582B2Key implementation systemYOKOTA KAORU·Filed 2011·Granted Jul 22, 2014·8 cites·23 claims
- 0481US8094811B2Data encryption device and data encryption methodYOKOTA KAORU·Filed 2006·Granted Jan 10, 2012·10 cites·7 claims
- 0570US8265273B2Encryption device using mask value to convert plain text into encrypted textYOKOTA KAORU·Filed 2008·Granted Sep 11, 2012·5 cites·8 claims
- 0658US8850210B2Authentication system, authentication device, terminal, and verifying deviceYOKOTA KAORU·Filed 2006·Granted Sep 30, 2014·1 cites·13 claims
- 0752US2007010328A1Game systemYOKOTA KAORU·Filed 2004·Application pending·0 cites
- 0851US8683229B2Data encryption deviceYOKOTA KAORU·Filed 2009·Granted Mar 25, 2014·0 cites·19 claims
- 0950US8140675B2Content reproduction apparatusYOKOTA KAORU·Filed 2004·Granted Mar 20, 2012·1 cites·12 claims
- 1050US2008235138A1Point Calculating Device and Point Assigning SystemYOKOTA KAORU·Filed 2005·Application pending·0 cites
- 1146US2007021141A1Record carrier, system, method and program for conditional access to data stored on the record carrierYOKOTA KAORU·Filed 2004·Application pending·0 cites
- 1246US2008005800A1Confidential information protection system, confidential information restoring device, and tally generating deviceYOKOTA KAORU·Filed 2007·Application pending·0 cites
- 1344US2008260161A1Terminal Device and Copyright Protection SystemYOKOTA KAORU·Filed 2005·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →