Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9860058 | Secret computation system, arithmetic unit, secret computation method and program | Dai Ikarashi, Ryo Kikuchi, Koki Hamada | 2018-01-02 |
| 9679149 | Secret sharing system, data distribution apparatus, distributed data transform apparatus, secret sharing method and program | Dai Ikarashi, Koki Hamada, Ryo Kikuchi | 2017-06-13 |
| 9432188 | Secret sharing system, data distribution apparatus, distributed data transform apparatus, secret sharing method and program | Dai Ikarashi, Koki Hamada, Ryo Kikuchi | 2016-08-30 |
| 9300469 | Secure computing system, secure computing method, secure computing apparatus, and program therefor | — | 2016-03-29 |
| 9292258 | Secure sum-of-product computation method, secure sum-of-product computation system, computation apparatus and programs therefor | Dai Ikarashi, Koki Hamada | 2016-03-22 |
| 9064123 | Secure product-sum combination system, computing apparatus, secure product-sum combination method and program therefor | Dai Ikarashi, Koki Hamada | 2015-06-23 |
| 8989391 | Secret sharing system, secret sharing apparatus, secret sharing method, secret sorting method and secret sharing program | Koki Hamada, Dai Ikarashi, Katsumi Takahashi | 2015-03-24 |
| 7676399 | Method, apparatus and program for quantitative competition and recording medium having recorded thereon the program | Kunio Kobayashi, Hikaru Morita | 2010-03-09 |
| 6938012 | Method, apparatus and program for quantitative competition and recording medium having recorded thereon the program | Kunio Kobayashi, Hikaru Morita | 2005-08-30 |