Assignee
SAKUMOTO KOICHI
JP·13 granted patents·3 pending applications·24 citations·filing 2010–2013
Top patents by PatentIndex Score
16 records- 0180US8522033B2Authentication device, authentication method, program, and signature generation deviceSAKUMOTO KOICHI·Filed 2011·Granted Aug 27, 2013·5 cites·18 claims
- 0280US8452974B2Image processing apparatus, electronic signature generation system, electronic signature key generation method, image processing method, and programSAKUMOTO KOICHI·Filed 2010·Granted May 28, 2013·6 cites·18 claims
- 0375US9129122B2Signature verification apparatus, signature verification method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Sep 8, 2015·4 cites·7 claims
- 0474US8826025B2Authentication device, authentication method, program, and signature generation deviceSAKUMOTO KOICHI·Filed 2013·Granted Sep 2, 2014·3 cites·14 claims
- 0568US8433912B2Authentication device, authentication method, program, and signature generation deviceSAKUMOTO KOICHI·Filed 2011·Granted Apr 30, 2013·2 cites·16 claims
- 0667US9178700B2Information processing apparatus, information processing method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Nov 3, 2015·2 cites·16 claims
- 0766US10122531B2Information processing apparatus, information processing method, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Nov 6, 2018·2 cites·12 claims
- 0849US9076000B2Authentication device, authentication method, and programSAKUMOTO KOICHI·Filed 2011·Granted Jul 7, 2015·0 cites·8 claims
- 0945US9184914B2Information processing apparatus and information processing methodSAKUMOTO KOICHI·Filed 2012·Granted Nov 10, 2015·0 cites·20 claims
- 1043US9490978B2Information processing apparatus and information processing methodSAKUMOTO KOICHI·Filed 2012·Granted Nov 8, 2016·0 cites·20 claims
- 1143US2014211940A1Information processing apparatus, information processing method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Application pending·0 cites
- 1241US8675867B2Key generation algorithm using secret polynomial over finite ring and transformationSAKUMOTO KOICHI·Filed 2010·Granted Mar 18, 2014·0 cites·18 claims
- 1340US10075299B2Information processing apparatus, signature providing method, signature verifying method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Sep 11, 2018·0 cites·14 claims
- 1440US2014189361A1Nformation processing apparatus, signature generation apparatus, information processing method, signature generation method, and programSAKUMOTO KOICHI·Filed 2012·Application pending·0 cites
- 1540US2013042116A1Information processing apparatus and information processing methodSAKUMOTO KOICHI·Filed 2012·Application pending·0 cites
- 1637US10020945B2Information processing apparatus and to efficiently substitute coefficients of a multivariate polynomialSAKUMOTO KOICHI·Filed 2012·Granted Jul 10, 2018·0 cites·19 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →