Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10002547 | Secret calculation method, secret calculation system, random permutation device, and program | Dai Ikarashi, Ryo Kikuchi, Koji Chida | 2018-06-19 |
| 10003460 | Secret quotient transfer device, secret bit decomposition device, secret modulus conversion device, secret quotient transfer method, secret bit decomposition method, secret modulus conversion method, and programs therefor | Dai Ikarashi, Ryo Kikuchi, Koji Chida | 2018-06-19 |
| 9992190 | Multi-party secure authentication system, authentication server, intermediate server, multi-party secure authentication method, and program | Ryo Kikuchi, Dai Ikarashi, Koji Chida | 2018-06-05 |
| 9860058 | Secret computation system, arithmetic unit, secret computation method and program | Dai Ikarashi, Ryo Kikuchi, Koji Chida | 2018-01-02 |
| 9776164 | Reactor | Hiroyuki Kamata, Takuya YOSHINOYA | 2017-10-03 |
| 9737869 | Reactor | Hiroyuki Kamata, Takuya YOSHINOYA | 2017-08-22 |
| 9679149 | Secret sharing system, data distribution apparatus, distributed data transform apparatus, secret sharing method and program | Koji Chida, Dai Ikarashi, Ryo Kikuchi | 2017-06-13 |
| 9432188 | Secret sharing system, data distribution apparatus, distributed data transform apparatus, secret sharing method and program | Koji Chida, Dai Ikarashi, Ryo Kikuchi | 2016-08-30 |
| 9370761 | Microreactor | — | 2016-06-21 |
| 9292258 | Secure sum-of-product computation method, secure sum-of-product computation system, computation apparatus and programs therefor | Dai Ikarashi, Koji Chida | 2016-03-22 |
| 9174166 | Method and device for treating ammonia in gasification system | Yoshiaki Matsuzawa, Hiroaki Ohara | 2015-11-03 |
| 9064123 | Secure product-sum combination system, computing apparatus, secure product-sum combination method and program therefor | Dai Ikarashi, Koji Chida | 2015-06-23 |
| 8989391 | Secret sharing system, secret sharing apparatus, secret sharing method, secret sorting method and secret sharing program | Dai Ikarashi, Koji Chida, Katsumi Takahashi | 2015-03-24 |
| 8506917 | Gas treatment method and apparatus for circulating fluidized-bed gasification system | Hiroaki Ohara | 2013-08-13 |
| 8128896 | Permselective membrane type reactor | Toshiyuki Nakamura, Nobuhiko Mori, Osamu Sakai, Koichi Katsurayama, Takashi Ina | 2012-03-06 |
| 6873855 | Radio telephone system with base station capable of updating data of mobile stations and changing transmission power level | Koji Shinohara | 2005-03-29 |