Issued Patents 2017
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9807071 | Information processing apparatus, information processing system, information processing method and computer program | Koichi Sakumoto | 2017-10-31 |
| 9769135 | Information processing device, information processing client, access authentication method, and program | Yu Tanaka | 2017-09-19 |
| 9705858 | Information processing device and information processing method to maintain secret key for authentication | Yohei Kawamoto, Koichi Sakumoto, Yu Tanaka | 2017-07-11 |
| 9607173 | Information processing apparatus, information processing method, and recording medium | Yohei Kawamoto, Yu Tanaka, Koichi Sakumoto | 2017-03-28 |
| 9602285 | Authentication device, authentication method, and program | Koichi Sakumoto, Harunaga Hiwatari | 2017-03-21 |