Inventor · disambiguated record
Ryo Nishimaki
Also filed as: NISHIMAKI RYO
9 granted patents·17 citations·filing 2010–2019
79Inventor score
Technology areasH04L
Top patents by PatentIndex Score
9 records- 0180US8549290B2Secret sharing system, sharing apparatus, share management apparatus, acquisition apparatus, processing methods thereof, secret sharing method, program, and recording mediumNISHIMAKI RYO·Filed 2010·Granted Oct 1, 2013·9 cites·28 claims
- 0276US8964988B2Secret sharing system, sharing apparatus, share management apparatus, acquisition apparatus, secret sharing method, program and recording mediumNISHIMAKI RYO·Filed 2011·Granted Feb 24, 2015·6 cites·28 claims
- 0365US11450238B2Conversion key generation apparatus, encrypted text conversion apparatus, decryption apparatus, encrypted text conversion system, conversion key generation method, encrypted text conversion method, decryption method, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Sep 20, 2022·1 cites·4 claims
- 0452US8619980B2Information generation apparatus, method, program, and recording medium for deriving a decryption key from another decryption keySUZUKI KOUTAROU·Filed 2010·Granted Dec 31, 2013·1 cites·13 claims
- 0549US12120231B2Digital watermark system, digital watermark method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted Oct 15, 2024·0 cites·6 claims
- 0643US11658806B2Identity-based hash proof system configuration apparatus, identity-based encryption apparatus, identity-based hash proof system configuration method and programNIPPON TELEGRAPH & TELEPHONE·Filed 2019·Granted May 23, 2023·0 cites·6 claims
- 0743US11336441B2Communication terminal, server apparatus, and programNIPPON TELEGRAPH & TELEPHONE·Filed 2018·Granted May 17, 2022·0 cites·2 claims
- 0843US11190499B2Communication terminals, server devices, and programsNIPPON TELEGRAPH & TELEPHONE·Filed 2017·Granted Nov 30, 2021·0 cites·12 claims
- 0938US11223472B2Encrypted message search method, message transmission/reception system, server, terminal and programNIPPON TELEGRAPH & TELEPHONE·Filed 2017·Granted Jan 11, 2022·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →