Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12221143 | On-board apparatus, ground apparatus, and train control system | — | 2025-02-11 |
| 11987275 | Train control system and obstacle detection device | — | 2024-05-21 |
| 11634037 | Train operation control apparatus, operation management apparatus, train control system, and train operation method | — | 2023-04-25 |
| 11548540 | Train control system, ground control apparatus, and on-board control apparatus | — | 2023-01-10 |
| 11458999 | On-board control apparatus and platform-door control system | — | 2022-10-04 |
| 11433933 | Ground base device, unmanned operation system, operation system, and unmanned operation method | — | 2022-09-06 |
| 11198458 | Speed control device, wireless train control system, and speed control method | Satoshi Nakamura | 2021-12-14 |
| 10953901 | Train operation control system and train operation control method | — | 2021-03-23 |
| 10829097 | Speed control device | — | 2020-11-10 |
| 9050983 | Onboard apparatus and train-position calculation method | — | 2015-06-09 |
| 8939412 | Train-position locating device and train-position locating method | — | 2015-01-27 |
| 8655520 | Automatic train control device and train control method | — | 2014-02-18 |
| 4991969 | Method for measuring film thickness | Toshishige Nagao, Masayuki Ariki, Hideki Nakano | 1991-02-12 |