Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10974745 | On-board system and train occupancy range calculation method | Tomonori Itagaki, Kenji Mizuno, Tamotsu Yokoyama | 2021-04-13 |
| 10974747 | On-board system and train occupancy range calculation method | Kenji Mizuno, Tamotsu Yokoyama, Tomonori Itagaki | 2021-04-13 |
| 10967888 | On-board apparatus and ground system | Tamotsu Yokoyama, Tomonori Itagaki, Kenji Mizuno | 2021-04-06 |