Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9446317 | Server system and method to provide bonus based on login history | Takashi Hamamura | 2016-09-20 |
| 9333419 | Information storage medium, game device, and server | Shuntaro Watanabe, Takamasa Kato, Miki Tomisawa, Norimasa Matsuura | 2016-05-10 |
| 8821288 | Method of determining gifts of each friend user | — | 2014-09-02 |
| 8753181 | Game system, program, and information storage medium | — | 2014-06-17 |