Inventor · disambiguated record
Sachihiro Ichikawa
Also filed as: ICHIKAWA SACHIHIRO
3 granted patents·5 pending applications·3 citations·filing 2011–2018
51Inventor score
Top patents by PatentIndex Score
8 records- 0159US9237013B2Encrypted data management device, encrypted data management method, and encrypted data management programICHIKAWA SACHIHIRO·Filed 2011·Granted Jan 12, 2016·3 cites·11 claims
- 0245US10140460B2File storage system and user terminalMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Nov 27, 2018·0 cites·10 claims
- 0341US2015278553A1Data 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
- 0441US2016330022A1Cryptographic system, key generation apparatus, re-encryption apparatus and user terminalMITSUBISHI ELECTRIC CORP·Filed 2014·Application pending·0 cites
- 0539US2016294551A1Data processing system, encryption apparatus, decryption apparatus, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2013·Application pending·0 cites
- 0635US9698977B2Information processing apparatus, information processing method, and programMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Jul 4, 2017·0 cites·8 claims
- 0734US2018203990A1Information processing system, information processing method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2015·Application pending·0 cites
- 0832US2020279174A1Attack detection apparatus, attack detection method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2018·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →