Inventor · disambiguated record
Toru Akishita
Also filed as: AKISHITA TORU
41 granted patents·14 pending applications·441 citations·filing 2001–2022
97Inventor score
Files withSONY CORP20SONY SEMICONDUCTOR SOLUTIONS CORP10SHIBUTANI KYOJI8SHIRAI TAIZO3SONY COMPUTER ENTERTAINMENT INC3
Top patents by PatentIndex Score
55 records- 0198US7669052B2Authentication and encryption utilizing command identifiersSONY CORP·Filed 2006·Granted Feb 23, 2010·42 cites·21 claims
- 0298US7373506B2Data authentication systemSONY CORP·Filed 2001·Granted May 13, 2008·168 cites·32 claims
- 0391US6834333B2Data processing device, data storage device, data processing method, and program providing medium for storing content protected under high security managementSONY CORP·Filed 2001·Granted Dec 21, 2004·77 cites·22 claims
- 0490US8375206B2Authentication and encryption utilizing command identifiersSONY CORP·Filed 2010·Granted Feb 12, 2013·9 cites·23 claims
- 0586US11012652B2Information processing apparatus, information processing method, and recording mediumSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2017·Granted May 18, 2021·3 cites·13 claims
- 0686US9350051B2Secondary battery cell, battery pack, and electric power consumption deviceTERAMOTO SHIGEKI·Filed 2011·Granted May 24, 2016·5 cites·19 claims
- 0784US11665448B2Information processing apparatus, information processing method, and recording mediumSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted May 30, 2023·1 cites·12 claims
- 0883US8379843B2Data converter, data conversion method, and computer programSONY CORP·Filed 2009·Granted Feb 19, 2013·12 cites·25 claims
- 0982US8165288B2Cryptographic processing apparatus and cryptographic processing method, and computer programSHIBUTANI KYOJI·Filed 2007·Granted Apr 24, 2012·9 cites·18 claims
- 1080US8369522B2Encryption processing apparatus, encryption method, and computer programSONY CORPOATION·Filed 2007·Granted Feb 5, 2013·9 cites·26 claims
- 1179US8824671B2Data converter, data conversion method, and computer programSONY CORP·Filed 2012·Granted Sep 2, 2014·4 cites·27 claims
- 1278US7835517B2Encryption processing apparatus, encryption processing method, and computer programSONY CORP·Filed 2007·Granted Nov 16, 2010·9 cites·9 claims
- 1377US9270458B2Encryption processing device, encryption processing method, and programSHIBUTANI KYOJI·Filed 2012·Granted Feb 23, 2016·5 cites·16 claims
- 1477US8787563B2Data converter, data conversion method and programSHIRAI TAIZO·Filed 2009·Granted Jul 22, 2014·7 cites·14 claims
- 1575US8577023B2Encryption processing method, apparatus, and computer program utilizing different types of S-boxesSHIRAI TAIZO·Filed 2007·Granted Nov 5, 2013·5 cites·32 claims
- 1672US8538887B2Content delivery system and content delivery methodYOSHINO KENJI·Filed 2001·Granted Sep 17, 2013·12 cites·8 claims
- 1770US7697683B2Cryptography-processing method, cryptography-processing apparatus and computer programSONY CORP·Filed 2005·Granted Apr 13, 2010·5 cites·21 claims
- 1869US8737603B2Cryptographic processing apparatus, cryptographic processing method, and computer programSHIRAI TAIZO·Filed 2007·Granted May 27, 2014·4 cites·15 claims
- 1969US7177422B2Elliptic curve encryption processing method, elliptic curve encryption processing apparatus, and programSONY CORP·Filed 2002·Granted Feb 13, 2007·15 cites·20 claims
- 2068US9418245B2Encryption processing device, encryption processing method, and programSHIBUTANI KYOJI·Filed 2012·Granted Aug 16, 2016·2 cites·10 claims
- 2167US11544967B2Image sensor with inside biometric authentication and storageSONY GROUP CORP·Filed 2021·Granted Jan 3, 2023·0 cites·18 claims
- 2266US9083507B2Data processing device, data processing method, and programSHIBUTANI KYOJI·Filed 2012·Granted Jul 14, 2015·2 cites·12 claims
- 2365US11381770B2Information processing apparatus, information processing method, and recording mediumSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Jul 5, 2022·0 cites·11 claims
- 2465US7243228B2Data storage with CBC-mode encryption processingSONY CORP·Filed 2001·Granted Jul 10, 2007·9 cites·8 claims
- 2564US7124317B2Information recording and playback system having a memory interface and method thereforeSONY CORP·Filed 2001·Granted Oct 17, 2006·10 cites·19 claims
- 2663US7925017B2Information recording device, information playback device, information recording medium, information recording method, information playback method, and program providing mediumSONY CORP·Filed 2001·Granted Apr 12, 2011·5 cites·14 claims
- 2762US8396210B2Cryptographic processing apparatus and cryptographic processing method, and computer programSHIBUTANI KYOJI·Filed 2007·Granted Mar 12, 2013·2 cites·10 claims
- 2862US7659837B2Operation processing apparatus, operation processing control method, and computer programSONY CORP·Filed 2007·Granted Feb 9, 2010·2 cites·19 claims
- 2961US8843457B2Data conversion device, data conversion method, and programSONY CORP·Filed 2013·Granted Sep 23, 2014·2 cites·20 claims
- 3061US7957527B2Cryptographic processing apparatusSONY CORP·Filed 2005·Granted Jun 7, 2011·2 cites·13 claims
- 3159US8787568B2Data transformation apparatus, data transformation method, and computer programSHIBUTANI KYOJI·Filed 2007·Granted Jul 22, 2014·1 cites·8 claims
- 3259US8380683B2Data conversion device, data conversion method, and programSONY CORP·Filed 2009·Granted Feb 19, 2013·1 cites·19 claims
- 3357US8290148B2Encryption processing apparatus, encryption processing method, and computer programAKISHITA TORU·Filed 2007·Granted Oct 16, 2012·2 cites·14 claims
- 3455US12375456B2Information processing apparatus, mobile apparatus, and communication systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Jul 29, 2025·0 cites·19 claims
- 3553US11080524B2Image sensor with inside biometric authentication and storageSONY CORP·Filed 2017·Granted Aug 3, 2021·0 cites·9 claims
- 3653US9363074B2Encryption processing apparatus, encryption processing method, and computer programSONY CORP·Filed 2013·Granted Jun 7, 2016·0 cites·15 claims
- 3753US2007136612A1Data processing apparatus and data processing methodSONY COMPUTER ENTERTAINMENT INC·Filed 2006·Application pending·0 cites
- 3853US2007088961A1Data processing apparatus and data processing methodSONY COMPUTER ENTERTAINMENT INC·Filed 2006·Application pending·0 cites
- 3952US2003120611A1Content distribution system and content distribution methodFiled 2001·Application pending·0 cites
- 4052US2025192986A1Information processor, mobile body apparatus, and communication systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 4151US8731188B2Cryptographic processing apparatus and cryptographic processing method, and computer programSHIBUTANI KYOJI·Filed 2012·Granted May 20, 2014·0 cites·20 claims
- 4246US9672007B2Device for performing arithmetic operations of multivariate polynomials, control method, and programSONY CORP·Filed 2013·Granted Jun 6, 2017·0 cites·16 claims
- 4346US2003233559A1Data processing apparatus and data processing methodSONY COMPUTER ENTERTAINMENT INC·Filed 2003·Application pending·0 cites
- 4445US2022246538A1Circuit board, semiconductor apparatus, and electronic equipmentSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Application pending·0 cites
- 4544US2024007295A1Information processor, mobile body apparatus, and communication systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 4643US2010183142A1Encryption Processing Apparatus, Encryption Processing Method, and Computer ProgramSONY CORP·Filed 2007·Application pending·0 cites
- 4743US2024007286A1Information processing device, mobile device, and communication systemSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Application pending·0 cites
- 4842US2002154779A1Data recording/reproducing device and saved data processing method, and program proving mediumFiled 2001·Application pending·0 cites
- 4940US8983062B2Encryption processing device, encryption processing method, and programmeSHIBUTANI KYOJI·Filed 2012·Granted Mar 17, 2015·0 cites·15 claims
- 5040US2024056310A1Imaging device and imaging methodSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →