Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D918949 | Portable information terminal having a graphical user interface | — | 2021-05-11 |
| 10839690 | Communication device, communication program, and recording medium recording communication program | Tomohiro Kitagawa, Kazuhiro Otsuki, Teruaki Koshiba, Yuya Yamamoto | 2020-11-17 |
| 10438491 | Communication device, communication program, and recording medium recording communication program | Tomohiro Kitagawa, Kazuhiro Otsuki, Teruaki Koshiba, Yuya Yamamoto | 2019-10-08 |
| 8036700 | Mobile communication system and mobile terminal | Rongcai Hu, Manabu Toyoda | 2011-10-11 |