Inventor · disambiguated record
Yoshihiro Koseki
Also filed as: KOSEKI YOSHIHIRO
20 granted patents·12 pending applications·117 citations·filing 1982–2024
91Inventor score
Top patents by PatentIndex Score
32 records- 0195US4507669AThermosensitive recording sheetRICOH KK·Filed 1983·Granted Mar 26, 1985·77 cites·17 claims
- 0288US11824638B2Re-encryption device, method and computer readable medium to change the access range for ciphertextMITSUBISHI ELECTRIC CORP·Filed 2021·Granted Nov 21, 2023·2 cites·7 claims
- 0372US11374742B2Conversion key generation device, ciphertext conversion device, privacy-preserving information processing system, conversion key generation method, ciphertext conversion method, and computerMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jun 28, 2022·2 cites·13 claims
- 0472US10872158B2Secret search system, secret search method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Dec 22, 2020·2 cites·18 claims
- 0571US4411979ADiazo type thermosensitive recording materialRICOH KK·Filed 1982·Granted Oct 25, 1983·13 cites·18 claims
- 0662US2025094783A1Inference verification system and inference verification methodMITSUBISHI ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 0760US6753099B2Phosphor and imaging device using the sameHITACHI LTD·Filed 2002·Granted Jun 22, 2004·6 cites·19 claims
- 0859US12216787B2Searchable encryption system, searchable encryption method, and non-transitory computer-readable recording mediumMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Feb 4, 2025·0 cites·19 claims
- 0957US12061604B2Searchable encryption systemMITSUBISHI ELECTRIC CORP·Filed 2023·Granted Aug 13, 2024·0 cites·4 claims
- 1057US2025028821A1Image processing device, attack coutermeasure method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 1156US5177401APhosphor and cathode-ray tube using the sameHITACHI LTD·Filed 1989·Granted Jan 5, 1993·7 cites·6 claims
- 1256US2024322997A1Searchable encryption system, data management device, searchable encryption method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2024·Application pending·0 cites
- 1354US11902418B2Registration device, search operation device, and data management deviceMITSUBISHI ELECTRIC CORP·Filed 2022·Granted Feb 13, 2024·0 cites·2 claims
- 1452US5363013APhosphor and cathode-ray tube using the sameHITACHI LTD·Filed 1992·Granted Nov 8, 1994·8 cites·4 claims
- 1552US2024126915A1Search execution device, search execution method, computer readable medium and searchable encryption systemMITSUBISHI ELECTRIC CORP·Filed 2023·Application pending·0 cites
- 1649US2023018042A1Attack detection system, attack detection method, and computer-readable mediumMITSUBISHI ELECTRIC CORP·Filed 2022·Application pending·0 cites
- 1748US11360978B2Search device, tag generation device, query generation device, searchable encryption system and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jun 14, 2022·0 cites·6 claims
- 1848US11170123B2Registration terminal, key server, search system, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Nov 9, 2021·0 cites·4 claims
- 1946US11349654B2Re-encryption key generation device, re-encryption device, re-encrypted ciphertext decryption device, and cryptographic systemMITSUBISHI ELECTRIC CORP·Filed 2017·Granted May 31, 2022·0 cites·11 claims
- 2045US11233629B2Registration apparatus, search operation apparatus, data management apparatusMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Jan 25, 2022·0 cites·11 claims
- 2145US11106740B2Search device, search system, search method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Aug 31, 2021·0 cites·8 claims
- 2244US11451372B2Privacy-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
- 2343US11831769B2Registration device, server device, searchable encryption system, and searchable encryption methodMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Nov 28, 2023·0 cites·13 claims
- 2440US10778431B2Encrypted text conversion device, computer readable medium, and encryption text conversion methodMITSUBISHI ELECTRIC CORP·Filed 2016·Granted Sep 15, 2020·0 cites·5 claims
- 2539US2021173957A1Encrypted tag generation device, search query generation device, and searchable encryption systemMITSUBISHI ELECTRIC CORP·Filed 2017·Application pending·0 cites
- 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
- 2837US2021067317A1Data management device, data management method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2018·Application pending·0 cites
- 2936US2003214222A1Cathode ray tubeFiled 2002·Application pending·0 cites
- 3035US2018343109A1Cryptographic system, homomorphic signature method, and computer readable mediumMITSUBISHI ELECTRIC CORP·Filed 2015·Application pending·0 cites
- 3133US2005146261A1Display deviceFiled 2004·Application pending·0 cites
- 3231US2018211021A1Authentication device, authentication system, and authentication methodMITSUBISHI ELECTRIC CORP·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yoshihiro Koseki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →