Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875558 | On-rail train management system, ground apparatus, and train management method | Jun Katayama, Toshifumi Nishi, Tomonori Itagaki, Kaoru Oshima, Tamotsu Yokoyama | 2020-12-29 |
| 10723374 | Train control system | Tomonori Itagaki, Toshifumi Nishi, Tamotsu Yokoyama | 2020-07-28 |
| 10562551 | Ground apparatus and ground apparatus system for train platform door opening and closing synchronization through ground apparatus communication networking | Tamotsu Yokoyama, Tomonori Itagaki, Toshifumi Nishi | 2020-02-18 |