Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319328 | Ground control device, radio communication apparatus, radio train control system, and train control method | Atsushi Takami, Shuichi Takagi | 2025-06-03 |
| 11919550 | Rail breakage detection device and rail breakage result management system | Tomoaki Takewa, Takafumi Nagano, Yoshitsugu Sawa, Wataru Tsujita, Kenzo Makino +1 more | 2024-03-05 |
| 11560166 | Train control apparatus and train control method | Masashi Asuka, Takaya Katsuragi, Shuichi Takagi, Tomohiro Onishi | 2023-01-24 |
| 11117601 | Radio train control system and radio train control method | Atsushi Takami, Tomohiro Onishi | 2021-09-14 |
| 10783785 | Train presence detection apparatus | Tomohiro Onishi, Takaya Katsuragi | 2020-09-22 |
| 5169573 | Method of forming three-dimensional pattern | Yasuo Watanabe, Yasuyuki Suzuki | 1992-12-08 |