Inventor · disambiguated record
Koichi Sakumoto
Also filed as: SAKUMOTO KOICHI
46 granted patents·13 pending applications·44 citations·filing 2010–2023
96Inventor score
Top patents by PatentIndex Score
59 records- 0187US10553056B2Information processing apparatus, information processing method, and programSONY CORP·Filed 2015·Granted Feb 4, 2020·5 cites·16 claims
- 0280US8522033B2Authentication device, authentication method, program, and signature generation deviceSAKUMOTO KOICHI·Filed 2011·Granted Aug 27, 2013·5 cites·18 claims
- 0380US8452974B2Image 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
- 0479US8959355B2Authentication device, authentication method, program, and signature generation deviceSONY CORP·Filed 2013·Granted Feb 17, 2015·4 cites·20 claims
- 0577US9300466B2Transmitting device, receiving device, transmitting method, receiving method, and programSONY CORP·Filed 2013·Granted Mar 29, 2016·4 cites·17 claims
- 0675US9129122B2Signature verification apparatus, signature verification method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Sep 8, 2015·4 cites·7 claims
- 0774US8826025B2Authentication device, authentication method, program, and signature generation deviceSAKUMOTO KOICHI·Filed 2013·Granted Sep 2, 2014·3 cites·14 claims
- 0873US10225083B2Information processing apparatus and information processing methodSONY CORP·Filed 2014·Granted Mar 5, 2019·2 cites·13 claims
- 0971US10347059B2Information processing apparatus, information processing method, program, and information processing systemSONY CORP·Filed 2018·Granted Jul 9, 2019·2 cites·18 claims
- 1068US8433912B2Authentication device, authentication method, program, and signature generation deviceSAKUMOTO KOICHI·Filed 2011·Granted Apr 30, 2013·2 cites·16 claims
- 1167US11263843B2Information processing apparatus, information processing mei'hod, and programSONY CORP·Filed 2019·Granted Mar 1, 2022·1 cites·11 claims
- 1267US9178700B2Information processing apparatus, information processing method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Nov 3, 2015·2 cites·16 claims
- 1366US10122531B2Information processing apparatus, information processing method, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Nov 6, 2018·2 cites·12 claims
- 1465US9577827B2Information processing device, information processing method, and programSONY CORP·Filed 2014·Granted Feb 21, 2017·1 cites·9 claims
- 1562US9607173B2Information processing apparatus, information processing method, and recording mediumSONY CORP·Filed 2015·Granted Mar 28, 2017·1 cites·17 claims
- 1660US10516529B2Information processing apparatus and information processing methodSONY CORP·Filed 2019·Granted Dec 24, 2019·0 cites·18 claims
- 1757US12014245B2Information processing device, information processing method, and programSONY GROUP CORP·Filed 2021·Granted Jun 18, 2024·0 cites·19 claims
- 1854US11270532B2Lock control device, information processing method, program, and communication terminalSONY CORP·Filed 2018·Granted Mar 8, 2022·0 cites·9 claims
- 1953US11842562B2Information processing apparatus and information processing methodSONY GROUP CORP·Filed 2020·Granted Dec 12, 2023·0 cites·20 claims
- 2053US11610430B2Information processing apparatus, wearable device, information processing method, and programSONY CORP·Filed 2019·Granted Mar 21, 2023·0 cites·20 claims
- 2153US9787474B2Information processing device, information processing method, and programSONY CORP·Filed 2013·Granted Oct 10, 2017·0 cites·12 claims
- 2252US2025157260A1Information processing apparatus, information processing system, information processing method, and programSONY GROUP CORP·Filed 2023·Application pending·0 cites
- 2351US10587607B2Information processing apparatus and information processing method for public key scheme based user authenticationSONY CORP·Filed 2014·Granted Mar 10, 2020·0 cites·17 claims
- 2450US10475266B2Lock control device, information processing method, program, and communication terminalSONY CORP·Filed 2016·Granted Nov 12, 2019·0 cites·15 claims
- 2550US9705858B2Information processing device and information processing method to maintain secret key for authenticationSONY CORP·Filed 2014·Granted Jul 11, 2017·0 cites·16 claims
- 2650US2022351300A1Display control apparatus, display control method, and programSONY GROUP CORP·Filed 2020·Application pending·0 cites
- 2749US10447673B2Information processing apparatus, information processing method, and computer programSONY CORP·Filed 2014·Granted Oct 15, 2019·0 cites·19 claims
- 2849US9602285B2Authentication device, authentication method, and programSONY CORP·Filed 2015·Granted Mar 21, 2017·0 cites·14 claims
- 2949US9123194B2Print medium, card creation method, and programSONY CORP·Filed 2013·Granted Sep 1, 2015·0 cites·11 claims
- 3049US9076000B2Authentication device, authentication method, and programSAKUMOTO KOICHI·Filed 2011·Granted Jul 7, 2015·0 cites·8 claims
- 3148US11494470B2Information processing apparatus and information processing methodSONY CORP·Filed 2017·Granted Nov 8, 2022·0 cites·14 claims
- 3248US10055913B2Information processing apparatus, information processing method, program, and information processing systemSONY CORP·Filed 2015·Granted Aug 21, 2018·0 cites·20 claims
- 3348US9516007B2Verifier and prover have an authentication protocol with challenge-response with the challenge from prover having identification of the verifierSONY CORP·Filed 2013·Granted Dec 6, 2016·0 cites·20 claims
- 3446US10108650B2Information processing device and information processing methodSONY CORP·Filed 2013·Granted Oct 23, 2018·0 cites·14 claims
- 3545US9184914B2Information processing apparatus and information processing methodSAKUMOTO KOICHI·Filed 2012·Granted Nov 10, 2015·0 cites·20 claims
- 3644US11416591B2Electronic apparatus, authentication method, and programSONY CORP·Filed 2017·Granted Aug 16, 2022·0 cites·16 claims
- 3744US10999267B2Information processing apparatus, information processing method, program, information processing system, and communication apparatusSONY CORP·Filed 2016·Granted May 4, 2021·0 cites·21 claims
- 3844US10565363B2Information processing device, information processing method, and information processing system for canceling device restriction based on similarity between feature-quantity vectors of associated devicesSONY CORP·Filed 2015·Granted Feb 18, 2020·0 cites·21 claims
- 3944US9807071B2Information processing apparatus, information processing system, information processing method and computer programSONY CORP·Filed 2013·Granted Oct 31, 2017·0 cites·20 claims
- 4043US9490978B2Information processing apparatus and information processing methodSAKUMOTO KOICHI·Filed 2012·Granted Nov 8, 2016·0 cites·20 claims
- 4143US2014211940A1Information processing apparatus, information processing method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Application pending·0 cites
- 4243US2014122899A1Information processing apparatus, information processing method, computer program, and information processing systemSONY CORP·Filed 2013·Application pending·0 cites
- 4342US2013289977A1Information processing device, information processing method, and programSONY CORP·Filed 2013·Application pending·0 cites
- 4442US2014012862A1Information processing apparatus, information processing method, program, and information processing systemSONY CORP·Filed 2013·Application pending·0 cites
- 4541US9979549B2Information processing to perform authentication between a prover and a verifierSONY CORP·Filed 2013·Granted May 22, 2018·0 cites·12 claims
- 4641US8675867B2Key generation algorithm using secret polynomial over finite ring and transformationSAKUMOTO KOICHI·Filed 2010·Granted Mar 18, 2014·0 cites·18 claims
- 4740US10075299B2Information processing apparatus, signature providing method, signature verifying method, program, and recording mediumSAKUMOTO KOICHI·Filed 2012·Granted Sep 11, 2018·0 cites·14 claims
- 4840US8370633B2Apparatus, method, and computer instructions for generating a substitute signature key pairSONY CORP·Filed 2010·Granted Feb 5, 2013·0 cites·7 claims
- 4940US2014380062A1Information processing apparatus, image processing method, and programSONY CORP·Filed 2013·Application pending·0 cites
- 5040US2014189361A1Nformation processing apparatus, signature generation apparatus, information processing method, signature generation method, and programSAKUMOTO KOICHI·Filed 2012·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →