Inventor · disambiguated record
Takato Hirano
Also filed as: HIRANO TAKATO
22 granted patents·13 pending applications·45 citations·filing 2011–2025
91Inventor score
Top patents by PatentIndex Score
35 records- 0193US10235539B2Server device, recording medium, and concealed search systemITO TAKASHI·Filed 2013·Granted Mar 19, 2019·26 cites·9 claims
- 0278US9111106B2Data processing apparatus and data storage apparatusMATSUDA NORI·Filed 2011·Granted Aug 18, 2015·6 cites·14 claims
- 0377US10673614B2Secret search system, management device, secret search method and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Jun 2, 2020·3 cites·11 claims
- 0475US9391965B2Data search device, data search method, data search program, data registration device, data registration method, data registration program, and information processing deviceHATTORI MITSUHIRO·Filed 2012·Granted Jul 12, 2016·4 cites·17 claims
- 0572US10872158B2Secret search system, secret search method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Dec 22, 2020·2 cites·18 claims
- 0666US10673627B2Encryption device, search device, computer readable medium, encryption method, and search methodMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Jun 2, 2020·1 cites·11 claims
- 0765US11005645B2Encryption device, encryption method, computer readable medium, and storage deviceMITSUBISHI ELECTRIC CORP·Filed 2016·Granted May 11, 2021·1 cites·9 claims
- 0862USRE48146EData search device, data search method, computer readable medium storing data search program, data registration device, data registration method, computer readable medium storing data registration program, and information processing deviceMITSUBISHI ELECTRIC CORP·Filed 2012·Granted Aug 4, 2020·1 cites·21 claims
- 0959US12216787B2Searchable encryption system, searchable encryption method, and non-transitory computer-readable recording mediumMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Feb 4, 2025·0 cites·19 claims
- 1058US2025279876A1Registration request device, search request device, registration request method, search request method, and data management methodMITSUBISHI ELECTRIC CORP·Filed 2025·Application pending·0 cites
- 1157US12061604B2Searchable encryption systemMITSUBISHI ELECTRIC CORP·Filed 2023·Granted Aug 13, 2024·0 cites·4 claims
- 1257US9276746B2Encryption system, encryption processing method of encryption system, encryption device, decryption device, setup device, key generation device, and key delegation device using a user identifier for a user who belongs to a k-th hierarchy in an organizationHATTORI MITSUHIRO·Filed 2011·Granted Mar 1, 2016·1 cites·12 claims
- 1356US2024322997A1Searchable encryption system, data management device, searchable encryption method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 1454US11902418B2Registration device, search operation device, and data management deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Feb 13, 2024·0 cites·2 claims
- 1552US2024126915A1Search execution device, search execution method, computer readable medium and searchable encryption systemMITSUBISHI ELECTRIC CORP·Filed 2023·Application pending·0 cites
- 1649US10216959B2Method and systems using privacy-preserving analytics for aggregate dataMITSUBISHI ELECTRIC RES LABORATORIES INC·Filed 2016·Granted Feb 26, 2019·0 cites·16 claims
- 1748US10361840B2Server apparatus, search system, terminal apparatus, search method, non-transitory computer readable medium storing server program, and non-transitory computer readable medium storing terminal programMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jul 23, 2019·0 cites·16 claims
- 1846US10063348B2Retransmission data processing device, retransmission data communication device, retransmission data communication system, retransmission data processing method, retransmission data communication method, and non-transitory computer readable medium for detecting abnormality by comparing retransmission data to transmission dataMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Aug 28, 2018·0 cites·13 claims
- 1945US11233629B2Registration apparatus, search operation apparatus, data management apparatusMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Jan 25, 2022·0 cites·11 claims
- 2045US11163895B2Concealment device, data analysis device, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Nov 2, 2021·0 cites·12 claims
- 2144US11451372B2Privacy-preserving analysis device, privacy-preserving analysis system, privacy-preserving analysis method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Sep 20, 2022·0 cites·4 claims
- 2243US11831769B2Registration device, server device, searchable encryption system, and searchable encryption methodMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Nov 28, 2023·0 cites·13 claims
- 2343US9237137B2Key generation device, key generation program, secret search system, and key distribution methodHATTORI MITSUHIRO·Filed 2013·Granted Jan 12, 2016·0 cites·9 claims
- 2441US2015278553A1Data decryption device, attribute-based encryption system, random number element removing device, randomized secret key generation device, data decryption method, and data decryption programMITSUBISHI ELECTRIC CORP·Filed 2013·Application pending·0 cites
- 2540US10778431B2Encrypted text conversion device, computer readable medium, and encryption text conversion methodMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Sep 15, 2020·0 cites·5 claims
- 2638US10936757B2Registration destination determination device, searchable encryption system, destination determination method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Mar 2, 2021·0 cites·10 claims
- 2738US2021081562A1Data processing apparatus, data processing method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2017·Application pending·0 cites
- 2838US2014247939A1Data processing device and data processing method and programHATTORI MITSUHIRO·Filed 2011·Application pending·0 cites
- 2937US2013318351A1Similarity degree calculation system, similarity degree calculation apparatus, computer program, and similarity degree calculation methodHIRANO TAKATO·Filed 2011·Application pending·0 cites
- 3037US2021067317A1Data management device, data management method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2018·Application pending·0 cites
- 3135US2019205569A1Data disturbance device and data disturbance systemMITSUBISHI ELECTRIC CORP·Filed 2016·Application pending·0 cites
- 3234US2018203990A1Information processing system, information processing method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2015·Application pending·0 cites
- 3333US2020218826A1Data searching system, data searching method and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2018·Application pending·0 cites
- 3433US2019190713A1Encryption system, encryption method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2017·Application pending·0 cites
- 3531US2018211021A1Authentication device, authentication system, and authentication methodMITSUBISHI ELECTRIC CORP·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →