Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11279235 | Terminal device, central device, train information management system, and train information management method | Ryoichi Watanabe, Tomoyuki Hirata, Hiromi Goda, Shogo Tatsumi | 2022-03-22 |