Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8953805 | Authentication information generating system, authentication information generating method, client apparatus, and authentication information generating program for implementing the method | Yukio Tsuruoka, Tomoo Fukazawa | 2015-02-10 |
| 7861288 | User authentication system for providing online services based on the transmission address | Yukio Tsuruoka, Shintaro Mizuno, Kenji Takahashi, Kei Karasawa | 2010-12-28 |