Issued Patents All Time
Showing 1–25 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12244728 | Data protection apparatus, electronic apparatus, method, and storage medium | Mikio Hashimoto, Jiro Amemiya | 2025-03-04 |
| 12032478 | Electronic apparatus for time series data management, and method and storage medium | Mikio Hashimoto, Shinnosuke Yamaoka | 2024-07-09 |
| 12019511 | Information processing apparatus, method, and storage medium | Mikio Hashimoto, Jiro Amemiya | 2024-06-25 |
| 11562104 | Control device, information processing device, and information processing system | Shinnosuke Yamaoka, Mikio Hashimoto | 2023-01-24 |
| 11546148 | Information processing device, information processing system, and method for controlling information processing device including comparing request order information and order comparison information | Mikio Hashimoto | 2023-01-03 |
| 11418505 | Information processing apparatus, system and method | Ryuiti Koike, Mikio Hashimoto | 2022-08-16 |
| 9547475 | Random number generating circuit | Shinichi Yasuda, Tetsufumi Tanamoto, Noriko Inoue, Akira Tomita, Ryusuke Murakami | 2017-01-17 |
| 9460316 | Authentication device, authentication method, and computer program product | Tetsufumi Tanamoto, Takao Marukame, Shinichi Yasuda, Yuichiro Mitani, Tatsuya Kishi | 2016-10-04 |
| 9355045 | Memory device for converting data received from controller controlling reading and writing of data | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2016-05-31 |
| 9288040 | Encryption device | Tsukasa Endo, Yuichi Komano, Koichi Fujisaki, Hideo Shimizu, Hanae Ikeda | 2016-03-15 |
| 9053062 | Memory chip for converting data received from controller controlling reading and writing of data | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2015-06-09 |
| 8995666 | Key scheduling device and key scheduling method | Takeshi Kawabata, Koichi Fujisaki | 2015-03-31 |
| 8924448 | Arithmetic device, method, and program product | Taichi Isogai, Kenichiro Furuta, Hirofumi Muratani, Kenji Ohkuma, Tomoko Yonemura +3 more | 2014-12-30 |
| 8817975 | Cryptographic processing apparatus and operation method | Koichi Fujisaki | 2014-08-26 |
| 8788907 | Memory chip for converting data received from controller controlling reading and writing of data | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2014-07-22 |
| 8782114 | Arithmetic device | Tomoko Yonemura, Taichi Isogai, Hirofumi Muratani, Yoshikazu Hanatani, Kenichiro Furuta +3 more | 2014-07-15 |
| 8675874 | Apparatus for performing data compression processing using algebraic torus | Hirofumi Muratani, Tomoko Yonemura, Kenji Ohkuma, Taichi Isogai, Yuichi Komano +2 more | 2014-03-18 |
| 8543630 | Exponentiation calculation apparatus and method for calculating square root in finite extension field | Tomoko Yonemura, Hirofumi Muratani, Kenji Ohkuma, Taichi Isogai, Yuichi Komano +2 more | 2013-09-24 |
| 8538017 | Encryption device | Tsukasa Endo, Hideo Shimizu, Yuichi Komano, Hanae Ikeda | 2013-09-17 |
| 8473810 | Memory chip having a security function and for which reading and writing of data is controlled by an authenticated controller | Toru Kambayashi, Akihiro Kasahara, Shinichi Matsukawa, Hiroyuki Sakamoto, Taku Kato +3 more | 2013-06-25 |
| 8438205 | Exponentiation calculation apparatus and method for calculating square root in finite extension field | Tomoko Yonemura, Hirofumi Muratani, Kenji Ohkuma, Taichi Isogai, Yuichi Komano +2 more | 2013-05-07 |
| 8401180 | Non-linear data converter, encoder and decoder | Yuichi Komano, Hideo Shimizu, Koichi Fujisaki, Hideyuki Miyake | 2013-03-19 |
| 8233616 | Apparatus and computer program product for performing data compression processing using algebraic torus | Hirofumi Muratani, Tomoko Yonemura, Kenji Ohkuma, Taichi Isogai, Yuichi Komano +3 more | 2012-07-31 |
| 8023643 | Encryption/decryption apparatus | Koichi Fujisaki, Hideo Shimizu | 2011-09-20 |
| 7869592 | Calculation apparatus and encrypt and decrypt processing apparatus | Koichi Fujisaki | 2011-01-11 |