Inventor
AKISHITA TORU
JP41 patents
⚠️ This page may combine multiple inventors who share the name “AKISHITA TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
19 patentsUS7373506B2May 13, 2008
Data authentication system
SONY CORP168 citations99
US6834333B2Dec 21, 2004
Data processing device, data storage device, data processing method, and program providing medium for storing content protected under high security management
SONY CORP77 citations98
US7669052B2Feb 23, 2010
Authentication and encryption utilizing command identifiers
SONY CORP42 citations96
US8375206B2Feb 12, 2013
Authentication and encryption utilizing command identifiers
SONY CORP9 citations84
US7835517B2Nov 16, 2010
Encryption processing apparatus, encryption processing method, and computer program
SONY CORP9 citations84
US7177422B2Feb 13, 2007
Elliptic curve encryption processing method, elliptic curve encryption processing apparatus, and program
SONY CORP15 citations84
US8379843B2Feb 19, 2013
Data converter, data conversion method, and computer program
SONY CORP12 citations81
US7243228B2Jul 10, 2007
Data storage with CBC-mode encryption processing
SONY CORP9 citations74
US7124317B2Oct 17, 2006
Information recording and playback system having a memory interface and method therefore
SONY CORP10 citations74
US8824671B2Sep 2, 2014
Data converter, data conversion method, and computer program
SONY CORP4 citations73
US8843457B2Sep 23, 2014
Data conversion device, data conversion method, and program
SONY CORP2 citations63
US7925017B2Apr 12, 2011
Information recording device, information playback device, information recording medium, information recording method, information playback method, and program providing medium
SONY CORP5 citations63
US7659837B2Feb 9, 2010
Operation processing apparatus, operation processing control method, and computer program
SONY CORP2 citations62
US7957527B2Jun 7, 2011
Cryptographic processing apparatus
SONY CORP2 citations61
US7697683B2Apr 13, 2010
Cryptography-processing method, cryptography-processing apparatus and computer program
SONY CORP5 citations61
US11080524B2Aug 3, 2021
Image sensor with inside biometric authentication and storage
SONY CORP0 citations59
US9363074B2Jun 7, 2016
Encryption processing apparatus, encryption processing method, and computer program
SONY CORP0 citations52
US8380683B2Feb 19, 2013
Data conversion device, data conversion method, and program
SONY CORP1 citations52
US9672007B2Jun 6, 2017
Device for performing arithmetic operations of multivariate polynomials, control method, and program
SONY CORP0 citations41
SHIBUTANI KYOJI
8 patentsUS8165288B2Apr 24, 2012
Cryptographic processing apparatus and cryptographic processing method, and computer program
SHIBUTANI KYOJI9 citations83
US9270458B2Feb 23, 2016
Encryption processing device, encryption processing method, and program
SHIBUTANI KYOJI5 citations71
US8396210B2Mar 12, 2013
Cryptographic processing apparatus and cryptographic processing method, and computer program
SHIBUTANI KYOJI2 citations62
US9418245B2Aug 16, 2016
Encryption processing device, encryption processing method, and program
SHIBUTANI KYOJI2 citations60
US9083507B2Jul 14, 2015
Data processing device, data processing method, and program
SHIBUTANI KYOJI2 citations60
US8787568B2Jul 22, 2014
Data transformation apparatus, data transformation method, and computer program
SHIBUTANI KYOJI1 citations51
US8731188B2May 20, 2014
Cryptographic processing apparatus and cryptographic processing method, and computer program
SHIBUTANI KYOJI0 citations51
US8983062B2Mar 17, 2015
Encryption processing device, encryption processing method, and programme
SHIBUTANI KYOJI0 citations39
SONY SEMICONDUCTOR SOLUTIONS CORP
5 patentsUS11665448B2May 30, 2023
Information processing apparatus, information processing method, and recording medium
SONY SEMICONDUCTOR SOLUTIONS CORP1 citations73
US11012652B2May 18, 2021
Information processing apparatus, information processing method, and recording medium
SONY SEMICONDUCTOR SOLUTIONS CORP3 citations73
US11381770B2Jul 5, 2022
Information processing apparatus, information processing method, and recording medium
SONY SEMICONDUCTOR SOLUTIONS CORP0 citations62
US12375456B2Jul 29, 2025
Information processing apparatus, mobile apparatus, and communication system
SONY SEMICONDUCTOR SOLUTIONS CORP0 citations52
US11743603B2Aug 29, 2023
Solid-state imaging device and information processing method of solid-state imaging device
SONY SEMICONDUCTOR SOLUTIONS CORP0 citations46
SHIRAI TAIZO
3 patentsUS8787563B2Jul 22, 2014
Data converter, data conversion method and program
SHIRAI TAIZO7 citations84
US8737603B2May 27, 2014
Cryptographic processing apparatus, cryptographic processing method, and computer program
SHIRAI TAIZO4 citations73
US8577023B2Nov 5, 2013
Encryption processing method, apparatus, and computer program utilizing different types of S-boxes
SHIRAI TAIZO5 citations73