Harunaga Hiwatari

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Encryption device, encryption method, decryption device, and decryp...
- Patent number 11,269,993
- Issue date Mar 8, 2022
- Sony Corporation
- Takanori Isobe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Encryption device, encryption method, decryption device and decrypt...
- Patent number 11,153,068
- Issue date Oct 19, 2021
- Sony Corporation
- Takanori Isobe
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Information processing apparatus and to efficiently substitute coef...
- Patent number 10,020,945
- Issue date Jul 10, 2018
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information processing to perform authentication between a prover a...
- Patent number 9,979,549
- Issue date May 22, 2018
- Sony Corporation
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Device for performing arithmetic operations of multivariate polynom...
- Patent number 9,672,007
- Issue date Jun 6, 2017
- Sony Corporation
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication device, authentication method, and program
- Patent number 9,602,285
- Issue date Mar 21, 2017
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Verifier and prover have an authentication protocol with challenge-...
- Patent number 9,516,007
- Issue date Dec 6, 2016
- Sony Corporation
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encryption processing device, encryption processing method, and pro...
- Patent number 9,418,245
- Issue date Aug 16, 2016
- Sony Corporation
- Kyoji Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information processing apparatus, signature generation apparatus, i...
- Patent number 9,276,735
- Issue date Mar 1, 2016
- Sony Corporation
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encryption processing device, encryption processing method, and pro...
- Patent number 9,270,458
- Issue date Feb 23, 2016
- Sony Corporation
- Kyoji Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signature verification apparatus, signature verification method, pr...
- Patent number 9,129,122
- Issue date Sep 8, 2015
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Print medium, card creation method, and program
- Patent number 9,123,194
- Issue date Sep 1, 2015
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data processing device, data processing method, and program
- Patent number 9,083,507
- Issue date Jul 14, 2015
- Sony Corporation
- Kyoji Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication device, authentication method, and program
- Patent number 9,076,000
- Issue date Jul 7, 2015
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encryption processing device, encryption processing method, and pro...
- Patent number 9,031,230
- Issue date May 12, 2015
- Sony Corporation
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Encryption processing device, encryption processing method, and pro...
- Patent number 8,983,062
- Issue date Mar 17, 2015
- Sony Corporation
- Kyoji Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication device, authentication method, program, and signatur...
- Patent number 8,959,355
- Issue date Feb 17, 2015
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication device, authentication method, program, and signatur...
- Patent number 8,826,025
- Issue date Sep 2, 2014
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key generation algorithm using secret polynomial over finite ring a...
- Patent number 8,675,867
- Issue date Mar 18, 2014
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication device, authentication method, program, and signatur...
- Patent number 8,522,033
- Issue date Aug 27, 2013
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Authentication device, authentication method, program, and signatur...
- Patent number 8,433,912
- Issue date Apr 30, 2013
- Sony Corporation
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Key generating device, encrypting device, receiving device, key gen...
- Patent number 8,213,609
- Issue date Jul 3, 2012
- Sony Corporation
- Masafumi Kusakawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD
- Publication number 20250013730
- Publication date Jan 9, 2025
- Sony Semiconductor Solutions Corporation
- Kazutaka Tachibana
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20220291380
- Publication date Sep 15, 2022
- SONY GROUP CORPORATION
- Takashi Miyamoto
- G01 - MEASURING TESTING
Information Patent Application
CIRCUIT BOARD, SEMICONDUCTOR APPARATUS, AND ELECTRONIC EQUIPMENT
- Publication number 20220246538
- Publication date Aug 4, 2022
- Sony Semiconductor Solutions Corporation
- TAKASHI MIYAMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ENCRYPTION DEVICE, ENCRYPTION METHOD, DECRYPTION DEVICE, AND DECRYP...
- Publication number 20210165875
- Publication date Jun 3, 2021
- SONY CORPORATION
- Takanori ISOBE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENCRYPTION DEVICE, ENCRYPTION METHOD, DECRYPTION DEVICE AND DECRYPT...
- Publication number 20190103957
- Publication date Apr 4, 2019
- SONY CORPORATION
- Takanori ISOBE
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
AUTHENTICATION DEVICE, AUTHENTICATION METHOD, AND PROGRAM
- Publication number 20150256342
- Publication date Sep 10, 2015
- SONY CORPORATION
- Koichi Sakumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ARITHMETIC OPERATION DEVICE, CONTROL METHOD, AND PROGRAM
- Publication number 20140365546
- Publication date Dec 11, 2014
- SONY CORPORATION
- Harunaga Hiwatari
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS, VERIFICATION PROCESSING APPARATUS...
- Publication number 20140359727
- Publication date Dec 4, 2014
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SIGNATURE VERIFICATION APPARATUS, SIGNATURE VERIFICATION METHOD, PR...
- Publication number 20140223193
- Publication date Aug 7, 2014
- SONY CORPORATION
- Koichi Sakumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...
- Publication number 20140215222
- Publication date Jul 31, 2014
- SONY CORPORATION
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, PR...
- Publication number 20140211940
- Publication date Jul 31, 2014
- SONY CORPORATION
- Koichi Sakumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS, SIGNATURE GENERATION APPARATUS, S...
- Publication number 20140208110
- Publication date Jul 24, 2014
- SONY CORPORATION
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, SIGNATURE GENERATION APPARATUS, I...
- Publication number 20140192981
- Publication date Jul 10, 2014
- SONY CORPORATION
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PRINT MEDIUM, CARD CREATION METHOD, AND PROGRAM
- Publication number 20140122894
- Publication date May 1, 2014
- Sony Corporation
- Koichi Sakumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, CO...
- Publication number 20140122899
- Publication date May 1, 2014
- Sony Corporation
- Harunaga HIWATARI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...
- Publication number 20140075199
- Publication date Mar 13, 2014
- Sony Corporation
- Harunaga HIWATARI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND P...
- Publication number 20140075201
- Publication date Mar 13, 2014
- Sony Corporation
- Harunaga HIWATARI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, IN...
- Publication number 20140068788
- Publication date Mar 6, 2014
- Sony Corporation
- Yu TANAKA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...
- Publication number 20140010364
- Publication date Jan 9, 2014
- SONY CORPORATION
- Kyoji Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA PROCESSING DEVICE, DATA PROCESSING METHOD, AND PROGRAM
- Publication number 20140003603
- Publication date Jan 2, 2014
- SONY CORPORATION
- Kyoji Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...
- Publication number 20130343546
- Publication date Dec 26, 2013
- SONY CORPORATION
- Kyoji Shibutani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...
- Publication number 20130339753
- Publication date Dec 19, 2013
- SONY CORPORATION
- Kyoji Shibutani
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATU...
- Publication number 20130297930
- Publication date Nov 7, 2013
- SONY CORPORATION
- Koichi Sakumoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...
- Publication number 20130251144
- Publication date Sep 26, 2013
- SONY CORPORATION
- Harunaga Hiwatari
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATUR...
- Publication number 20130219185
- Publication date Aug 22, 2013
- SONY CORPORATION
- Koichi SAKUMO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTHENTICATION DEVICE, AUTHENTICATION METHOD, AND PROGRAM
- Publication number 20130089201
- Publication date Apr 11, 2013
- Sony Corporation
- Koichi Sakumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS, KEY GENERATION APPARATUS, SIGNATU...
- Publication number 20120233704
- Publication date Sep 13, 2012
- Koichi SAKUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATUR...
- Publication number 20110296188
- Publication date Dec 1, 2011
- Koichi SAKUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATUR...
- Publication number 20110296189
- Publication date Dec 1, 2011
- Koichi SAKUMOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...
- Publication number 20100119058
- Publication date May 13, 2010
- Seiichi Matsuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Harunaga Hiwatari

Person

Patents Grantslast 30 patents

Encryption device, encryption method, decryption device, and decryp...

Encryption device, encryption method, decryption device and decrypt...

Information processing apparatus and to efficiently substitute coef...

Information processing to perform authentication between a prover a...

Device for performing arithmetic operations of multivariate polynom...

Authentication device, authentication method, and program

Verifier and prover have an authentication protocol with challenge-...

Encryption processing device, encryption processing method, and pro...

Information processing apparatus, signature generation apparatus, i...

Encryption processing device, encryption processing method, and pro...

Signature verification apparatus, signature verification method, pr...

Print medium, card creation method, and program

Data processing device, data processing method, and program

Authentication device, authentication method, and program

Encryption processing device, encryption processing method, and pro...

Encryption processing device, encryption processing method, and pro...

Authentication device, authentication method, program, and signatur...

Authentication device, authentication method, program, and signatur...

Key generation algorithm using secret polynomial over finite ring a...

Authentication device, authentication method, program, and signatur...

Authentication device, authentication method, program, and signatur...

Key generating device, encrypting device, receiving device, key gen...

Patents Applicationslast 30 patents

INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD

SEMICONDUCTOR DEVICE

CIRCUIT BOARD, SEMICONDUCTOR APPARATUS, AND ELECTRONIC EQUIPMENT

ENCRYPTION DEVICE, ENCRYPTION METHOD, DECRYPTION DEVICE, AND DECRYP...

ENCRYPTION DEVICE, ENCRYPTION METHOD, DECRYPTION DEVICE AND DECRYPT...

AUTHENTICATION DEVICE, AUTHENTICATION METHOD, AND PROGRAM

ARITHMETIC OPERATION DEVICE, CONTROL METHOD, AND PROGRAM

INFORMATION PROCESSING APPARATUS, VERIFICATION PROCESSING APPARATUS...

SIGNATURE VERIFICATION APPARATUS, SIGNATURE VERIFICATION METHOD, PR...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, PR...

INFORMATION PROCESSING APPARATUS, SIGNATURE GENERATION APPARATUS, S...

INFORMATION PROCESSING APPARATUS, SIGNATURE GENERATION APPARATUS, I...

PRINT MEDIUM, CARD CREATION METHOD, AND PROGRAM

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, CO...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...

INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND P...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, IN...

ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...

DATA PROCESSING DEVICE, DATA PROCESSING METHOD, AND PROGRAM

ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...

ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...

AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATU...

ENCRYPTION PROCESSING DEVICE, ENCRYPTION PROCESSING METHOD, AND PRO...

AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATUR...

AUTHENTICATION DEVICE, AUTHENTICATION METHOD, AND PROGRAM

INFORMATION PROCESSING APPARATUS, KEY GENERATION APPARATUS, SIGNATU...

AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATUR...

AUTHENTICATION DEVICE, AUTHENTICATION METHOD, PROGRAM, AND SIGNATUR...

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AN...