Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11573648 | Information processing apparatus and information processing method to identify gesture operation of a user | Yoshihiro Wakita | 2023-02-07 |
| 10650083 | Information processing device, information processing system, and information processing method to determine correlation of data | — | 2020-05-12 |
| 10587607 | Information processing apparatus and information processing method for public key scheme based user authentication | Yu Tanaka, Taizo Shirai, Koichi Sakumoto | 2020-03-10 |
| 10447673 | Information processing apparatus, information processing method, and computer program | Koichi Sakumoto, Taizo Shirai, Yu Tanaka | 2019-10-15 |
| 10108650 | Information processing device and information processing method | Yu Tanaka, Taizo Shirai, Kazuya Kamio, Koichi Sakumoto | 2018-10-23 |
| 9882721 | Authentication using electronic signature | Yu Tanaka | 2018-01-30 |
| 9705858 | Information processing device and information processing method to maintain secret key for authentication | Taizo Shirai, Koichi Sakumoto, Yu Tanaka | 2017-07-11 |
| 9607173 | Information processing apparatus, information processing method, and recording medium | Taizo Shirai, Yu Tanaka, Koichi Sakumoto | 2017-03-28 |
| 9386101 | System and method for securing a power management apparatus from an attack by verifying acquired data based on statistical processing, data simulation, and watermark verification | Asami Yoshida, Tomoyuki Asano, Masakazu Ukita, Shiho Moriai, Masanobu Katagi +2 more | 2016-07-05 |
| 9270947 | Terminal device, server, data processing system, data processing method, and program | Yu Tanaka, Tomoyuki Asano, Masakazu Ukita, Masanobu Katagi, Seiichi Matsuda +1 more | 2016-02-23 |
| 9263916 | Power management system, power management apparatus, and power management method | Masakazu Ukita, Asami Yoshida, Tomoyuki Asano, Shiho Moriai, Masanobu Katagi +2 more | 2016-02-16 |
| 9246602 | Quantum encryption communication apparatus, quantum encryption communication method, and quantum encryption communication system | Masakazu Ukita, Yu Tanaka | 2016-01-26 |
| 9085241 | Apparatus and method for managing power of an electronic appliance | Tomoyuki Asano, Shiho Moriai, Masakazu Ukita, Yu Tanaka, Asami Yoshida +2 more | 2015-07-21 |
| 8968094 | Power management apparatus, and method of providing game contents | Asami Yoshida, Masanobu Katagi, Shiho Moriai, Tomoyuki Asano, Masakazu Ukita +2 more | 2015-03-03 |
| 8914638 | Electronic watermark generating apparatus, electronic watermark verifying apparatus, method of generating electronic watermark, and method of verifying electronic watermark | Asami Yoshida, Tomoyuki Asano, Masakazu Ukita, Shiho Moriai, Masanobu Katagi +2 more | 2014-12-16 |
| 8683236 | Outlet expansion appartus containing a delegate authentication unit to perform authentication of an electronic appliance with a power management apparatus | Masakazu Ukita, Yu Tanaka, Asami Yoshida, Tomoyuki Asano, Shiho Moriai +2 more | 2014-03-25 |
| 8364961 | Appliance authentication system, and method of controlling power supply | Yu Tanaka, Masakazu Ukita, Seiichi Matsuda, Tomoyuki Asano, Masanobu Katagi +2 more | 2013-01-29 |
| 8175273 | Quantum cryptography communication method, quantum cryptography communication apparatus, and quantum cryptography communication system | Ryo Namiki, Takuya Hirano | 2012-05-08 |
| 8165298 | Quantum cryptography communication apparatus and communication terminal | Takuya Hirano, Kuninori Shino, Masakazu Ukita | 2012-04-24 |