Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10334433 | Terminal device, management device, communication system, memory medium, and communication method for notifying users of authentication status of multiple terminal devices within a group | Tomoko Yaginuma, Ichiro Shishido, Masae Toko, Kazuya Tsukamoto | 2019-06-25 |