Inventor
SAKUMOTO KOICHI
JP46 patents
⚠️ This page may combine multiple inventors who share the name “SAKUMOTO KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
30 patentsUS10225083B2Mar 5, 2019
Information processing apparatus and information processing method
SONY CORP2 citations73
US8959355B2Feb 17, 2015
Authentication device, authentication method, program, and signature generation device
SONY CORP4 citations73
US10553056B2Feb 4, 2020
Information processing apparatus, information processing method, and program
SONY CORP5 citations72
US9300466B2Mar 29, 2016
Transmitting device, receiving device, transmitting method, receiving method, and program
SONY CORP4 citations72
US10347059B2Jul 9, 2019
Information processing apparatus, information processing method, program, and information processing system
SONY CORP2 citations70
US11263843B2Mar 1, 2022
Information processing apparatus, information processing mei'hod, and program
SONY CORP1 citations62
US11270532B2Mar 8, 2022
Lock control device, information processing method, program, and communication terminal
SONY CORP0 citations61
US11610430B2Mar 21, 2023
Information processing apparatus, wearable device, information processing method, and program
SONY CORP0 citations59
US11494470B2Nov 8, 2022
Information processing apparatus and information processing method
SONY CORP0 citations59
US11416591B2Aug 16, 2022
Electronic apparatus, authentication method, and program
SONY CORP0 citations52
US10516529B2Dec 24, 2019
Information processing apparatus and information processing method
SONY CORP0 citations52
US9607173B2Mar 28, 2017
Information processing apparatus, information processing method, and recording medium
SONY CORP1 citations52
US9602285B2Mar 21, 2017
Authentication device, authentication method, and program
SONY CORP0 citations52
US10999267B2May 4, 2021
Information processing apparatus, information processing method, program, information processing system, and communication apparatus
SONY CORP0 citations51
US10475266B2Nov 12, 2019
Lock control device, information processing method, program, and communication terminal
SONY CORP0 citations51
US10055913B2Aug 21, 2018
Information processing apparatus, information processing method, program, and information processing system
SONY CORP0 citations51
US9787474B2Oct 10, 2017
Information processing device, information processing method, and program
SONY CORP0 citations51
US9577827B2Feb 21, 2017
Information processing device, information processing method, and program
SONY CORP1 citations51
US10587607B2Mar 10, 2020
Information processing apparatus and information processing method for public key scheme based user authentication
SONY CORP0 citations42
US10565363B2Feb 18, 2020
Information processing device, information processing method, and information processing system for canceling device restriction based on similarity between feature-quantity vectors of associated devices
SONY CORP0 citations42
US10447673B2Oct 15, 2019
Information processing apparatus, information processing method, and computer program
SONY CORP0 citations42
US9807071B2Oct 31, 2017
Information processing apparatus, information processing system, information processing method and computer program
SONY CORP0 citations42
US9705858B2Jul 11, 2017
Information processing device and information processing method to maintain secret key for authentication
SONY CORP0 citations42
US8370633B2Feb 5, 2013
Apparatus, method, and computer instructions for generating a substitute signature key pair
SONY CORP0 citations42
US10579786B2Mar 3, 2020
Information processing system
SONY CORP0 citations41
US10075293B2Sep 11, 2018
Information processing apparatus, information processing method, and recording medium
SONY CORP0 citations41
US9516007B2Dec 6, 2016
Verifier and prover have an authentication protocol with challenge-response with the challenge from prover having identification of the verifier
SONY CORP0 citations41
US9123194B2Sep 1, 2015
Print medium, card creation method, and program
SONY CORP0 citations41
US10108650B2Oct 23, 2018
Information processing device and information processing method
SONY CORP0 citations39
US9979549B2May 22, 2018
Information processing to perform authentication between a prover and a verifier
SONY CORP0 citations38
SAKUMOTO KOICHI
13 patentsUS10122531B2Nov 6, 2018
Information processing apparatus, information processing method, and recording medium
SAKUMOTO KOICHI2 citations72
US9129122B2Sep 8, 2015
Signature verification apparatus, signature verification method, program, and recording medium
SAKUMOTO KOICHI4 citations72
US8522033B2Aug 27, 2013
Authentication device, authentication method, program, and signature generation device
SAKUMOTO KOICHI5 citations72
US8452974B2May 28, 2013
Image processing apparatus, electronic signature generation system, electronic signature key generation method, image processing method, and program
SAKUMOTO KOICHI6 citations72
US9178700B2Nov 3, 2015
Information processing apparatus, information processing method, program, and recording medium
SAKUMOTO KOICHI2 citations62
US8826025B2Sep 2, 2014
Authentication device, authentication method, program, and signature generation device
SAKUMOTO KOICHI3 citations62
US8433912B2Apr 30, 2013
Authentication device, authentication method, program, and signature generation device
SAKUMOTO KOICHI2 citations62
US9076000B2Jul 7, 2015
Authentication device, authentication method, and program
SAKUMOTO KOICHI0 citations51
US10075299B2Sep 11, 2018
Information processing apparatus, signature providing method, signature verifying method, program, and recording medium
SAKUMOTO KOICHI0 citations41
US9490978B2Nov 8, 2016
Information processing apparatus and information processing method
SAKUMOTO KOICHI0 citations41
US9184914B2Nov 10, 2015
Information processing apparatus and information processing method
SAKUMOTO KOICHI0 citations41
US8675867B2Mar 18, 2014
Key generation algorithm using secret polynomial over finite ring and transformation
SAKUMOTO KOICHI0 citations41
US10020945B2Jul 10, 2018
Information processing apparatus and to efficiently substitute coefficients of a multivariate polynomial
SAKUMOTO KOICHI0 citations38