Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12041509 | Authentication-gaining apparatus, authentication apparatus, authentication request transmitting method, authentication method, and program | Yasuhiko Adachi | 2024-07-16 |
| 11436946 | Encryption device, encryption method, decryption device, and decryption method | Andrey Bogdanov | 2022-09-06 |
| 11269993 | Encryption device, encryption method, decryption device, and decryption method | Harunaga Hiwatari, Andrey Bogdanov | 2022-03-08 |
| 11153068 | Encryption device, encryption method, decryption device and decryption method | Harunaga Hiwatari, Kyoji Shibutani | 2021-10-19 |
| 10425226 | Encryption processing device and encryption processing method | Kyoji Shibutani | 2019-09-24 |
| 10341090 | Cipher processing apparatus and cipher processing method | Kyoji Shibutani | 2019-07-02 |
| 10277391 | Encryption device, encryption method, decryption device, and decryption method | Andrey Bogdanov | 2019-04-30 |
| 10205589 | Encryption processing device and encryption processing method | Kyoji Shibutani | 2019-02-12 |
| 9418245 | Encryption processing device, encryption processing method, and program | Kyoji Shibutani, Toru Akishita, Taizo Shirai, Harunaga Hiwatari, Atsushi Mitsuda | 2016-08-16 |
| 9270458 | Encryption processing device, encryption processing method, and program | Kyoji Shibutani, Atsushi Mitsuda, Toru Akishita, Taizo Shirai, Harunaga Hiwatari | 2016-02-23 |
| 9083507 | Data processing device, data processing method, and program | Kyoji Shibutani, Toru Akishita, Taizo Shirai, Harunaga Hiwatari, Atsushi Mitsuda | 2015-07-14 |
| 8983062 | Encryption processing device, encryption processing method, and programme | Kyoji Shibutani, Toru Akishita, Taizo Shirai, Harunaga Hiwatari, Atsushi Mitsuda | 2015-03-17 |
| 8395347 | Induction motor control device and induction motor group control system | Kazuhiko Fukutani, Hideo Narisawa, Ryuichi Shimada, Tadayuki Kitahara | 2013-03-12 |
| 8383978 | Steel pipe material weld zone heating apparatus and method | Kazuhiko Fukutani, Kenji Umetsu, Yoshiaki Nakamura, Kazuto Yamamoto, Takashi Miyakawa +2 more | 2013-02-26 |
| 7843166 | Alternating-current power supply device recovering magnetic energy | Ryuichi Shimada, Hideo Sumitani, Taku Takaku | 2010-11-30 |