Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10013687 | Charge payment system using virtual money | Keina Kanisawa, Yasuyuki Nagatomo, Yusuke Kitakaze, Jiro Hotta, Masahiko Kami +2 more | 2018-07-03 |
| 9764241 | Game system utilizing network | Yasushi Mito, Hidekazu Shimizu, Masanori Kono, Masayuki Shamoto, Satoshi Tsuchida +4 more | 2017-09-19 |
| 8562426 | Charge payment system using virtual money | Keina Kanisawa, Yasuyuki Nagatomo, Yusuke Kitakaze, Jiro Hotta, Masahiko Kami +2 more | 2013-10-22 |
| 8556726 | Game system and computer readable information storage medium storing a computer program therefor | Yusuke Kitakaze, Keina Kanisawa, Yasuyuki Nagatomo, Tadanobu Otaki, Jiro Hotta +4 more | 2013-10-15 |