Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12401494 | Machine learning using secure gradient descent computation | Ibuki MISHINA, Dai Ikarashi | 2025-08-26 |
| 12346478 | Secure computation system, secure computation apparatus, method, and program | Atsunori ICHIKAWA | 2025-07-01 |
| 12341885 | Secret batch approximation system, secure computation device, secret batch approximation method, and program | — | 2025-06-24 |
| 12333039 | Secret hash table construction system, reference system, methods for the same | Atsunori ICHIKAWA, Ryo Kikuchi | 2025-06-17 |
| 12299047 | Secret grouping apparatus, secret grouping system, secret grouping method, and program | — | 2025-05-13 |
| 12275675 | Combustion gas bleeding probe and method for operating same | Kensuke Kitazawa | 2025-04-15 |
| 12255993 | Data access method, data storage system, server apparatus, client apparatus, and program | Atsunori ICHIKAWA | 2025-03-18 |
| 12189807 | Encrypted data analysis device, encrypted data analysis method, and program | Ryo Kikuchi, Gen Takahashi | 2025-01-07 |
| 12164440 | Secure array access apparatus, secure array access method, and program | Atsunori ICHIKAWA | 2024-12-10 |
| 12141322 | Analysis query response system, analysis query execution apparatus, analysis query verification apparatus, analysis query response method, and program | Atsunori ICHIKAWA | 2024-11-12 |
| 12095906 | Secret survival data processing system, secret survival data processing apparatus, secret survival data processing method, and program | Atsunori ICHIKAWA, Dai Ikarashi, Ryo Kikuchi, Hiroki Sudo, Ibuki MISHINA | 2024-09-17 |
| 12081655 | Secret sigmoid function calculation system, secret logistic regression calculation system, secret sigmoid function calculation apparatus, secret logistic regression calculation apparatus, secret sigmoid function calculation method, secret logistic regression calculation method, and program | Ibuki MISHINA, Dai Ikarashi, Ryo Kikuchi | 2024-09-03 |
| 12079363 | Secure joining information generation system, secure joining system, methods therefor, secure computing apparatus and program | Dai Ikarashi | 2024-09-03 |
| 12010220 | Secure division system, secure computation apparatus, secure division method, and program | — | 2024-06-11 |
| 11886876 | Secure strong mapping computing systems, methods, secure computing apparatus and program | Dai Ikarashi | 2024-01-30 |
| 11888973 | Secure joining system, method, secure computing apparatus and program | Dai Ikarashi, Ryo Kikuchi, Naoto Kiribuchi | 2024-01-30 |
| 11880489 | Secret statistical processing systems, methods, statistical processing apparatus and program | Satoshi Tanaka, Asami MIYAJIMA, Gen Takahashi, Dai Ikarashi, Ryo Kikuchi +1 more | 2024-01-23 |
| 11797540 | Secret joining system, method, secret calculation apparatus and program | Dai Ikarashi | 2023-10-24 |
| 11593362 | Secure aggregate function computation system, secure computation apparatus, secure aggregate function computation method, and program | Dai Ikarashi | 2023-02-28 |
| 11544350 | Fisher's exact test calculation apparatus, method, and program | Koji Chida, Satoshi Hasegawa, Masao NAGASAKI, Kazuharu Misawa | 2023-01-03 |
| 11514192 | Secure reading apparatus, secure writing apparatus, method thereof, and program for reading and writing data in a sequence without revealing an access position | — | 2022-11-29 |
| 11508262 | Secure reading and writing apparatus, secure reading and writing method, and program | — | 2022-11-22 |
| 11504738 | Coating and method for forming the same | Naoki Sato, Nobuhiko Kubota, Tatsuo Suidzu, Kazuhiro Takeuchi | 2022-11-22 |
| 11480991 | Secret table reference system, method, secret calculation apparatus and program | Dai Ikarashi | 2022-10-25 |
| 11461395 | Confidential sort system and method | Dai Ikarashi, Koji Chida | 2022-10-04 |