Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12406057 | Machine learning method, machine learning system, and program | Hikaru TSUCHIDA | 2025-09-02 |
| 12045340 | Method for updating a neural network, terminal apparatus, computation apparatus, and program | — | 2024-07-23 |
| 11257399 | Decoding apparatus, decoding method, and program | Yuki Tanaka, Kazuhiko Minematsu | 2022-02-22 |
| 11212112 | System, data management method, and program | Kazue Sako | 2021-12-28 |
| 11063941 | Authentication system, authentication method, and program | Jun Furukawa | 2021-07-13 |
| 10769144 | Database search system, database search method, and non-transitory recording medium | — | 2020-09-08 |
| 10749671 | Secure computation system, server apparatus, secure computation method, and program | — | 2020-08-18 |
| 10721063 | Secure computation data utilization system, method, apparatus and non-transitory medium | Jun Furukawa, Kengo Mori, Toshinori Araki | 2020-07-21 |
| 10511577 | Secret character string calculation system, method and apparatus, and non-transitory recording medium | — | 2019-12-17 |
| 10339140 | Database search device, database search method, and program | — | 2019-07-02 |
| 9690845 | System for generating index resistant against divulging of information, index generation device, and method therefor | Toshinori Araki | 2017-06-27 |
| 9600677 | Database apparatus, method, and program | Kengo Mori, Satoshi Obana, Jun Furukawa, Toshiyuki Isshiki, Toshinori Araki | 2017-03-21 |
| 9584315 | Order-preserving encryption system, encryption device, decryption device, encryption method, decryption method, and programs thereof | — | 2017-02-28 |
| 9460315 | Order-preserving encryption system, device, method, and program | — | 2016-10-04 |
| 9349023 | Database encryption system, method, and program | Kengo Mori, Satoshi Obana, Jun Furukawa, Toshiyuki Isshiki, Toshinori Araki | 2016-05-24 |
| 9300471 | Information processing apparatus, information processing method, and program | Toshinori Araki, Jun Furukawa | 2016-03-29 |
| 8949609 | Anonymous authentication signature system, user device, verification device, signature method, verification method, and program therefor | — | 2015-02-03 |
| 8812877 | Database encryption system, method, and program | Kengo Mori, Satoshi Obana, Jun Furukawa, Toshiyuki Isshiki, Toshinori Araki | 2014-08-19 |
| 8356182 | Electronic signature system and electronic signature verifying method | — | 2013-01-15 |
| 8127140 | Group signature scheme | — | 2012-02-28 |
| 8121290 | Pseudo-random function calculating device and method and number-limited anonymous authentication system and method | — | 2012-02-21 |
| 8041944 | Group signature system and information processing method | — | 2011-10-18 |
| 8028171 | Signature apparatus, verifying apparatus, proving apparatus, encrypting apparatus, and decrypting apparatus | — | 2011-09-27 |
| 7995762 | Key issuing method, group signature system, information processing apparatus, and program | Jun Furukawa | 2011-08-09 |
| 7974405 | Method and device for calculating a function from a large number of inputs | Jun Furukawa | 2011-07-05 |