Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11572088 | Rail break detection device | Wataru Tsujita, Tomoaki Takewa, Yoshitsugu Sawa, Daisuke Koshino | 2023-02-07 |
| 11560166 | Train control apparatus and train control method | Takaya Katsuragi, Shuichi Takagi, Katsunori TSUCHIDA, Tomohiro Onishi | 2023-01-24 |
| 11325623 | Rail breakage detection device and rail breakage detection system | Daisuke Koshino, Wataru Tsujita, Tomoaki Takewa, Yoshitsugu Sawa | 2022-05-10 |
| 11046341 | Satellite positioning apparatus and train control system capable of determining accurate and limited position range of moving object | Tomoaki Takewa, Wataru Tsujita, Masahiro Shikai, Tadashi Yamamoto, Seiya Nagashima +1 more | 2021-06-29 |
| 11040732 | Wireless train control system, ground control device, and wireless train control method | Atsushi Takami | 2021-06-22 |
| 10946879 | Rail fracture detection device | Tomoaki Takewa, Wataru Tsujita, Yoshitsugu Sawa, Daisuke Koshino | 2021-03-16 |
| 10392039 | Ground control device and wireless train control system | Atsushi Takami | 2019-08-27 |
| 9642163 | Train control device | Yusaku Nagasaki, Atsushi Takami | 2017-05-02 |
| 8967553 | Train operation control system | Satoru Takahashi, Koki Yoshimoto, Atsushi Takami, Yusaku Nagasaki | 2015-03-03 |
| 8774992 | Operation support device and automatic operation device | Koki Yoshimoto, Kenji Kataoka, Takaya Katsuragi | 2014-07-08 |
| 8467920 | Train control system | Kenji Kataoka, Koki Yoshimoto | 2013-06-18 |
| 5544059 | Traffic means controlling apparatus | Shiro Hikita, Masafumi Iwata, Kiyotoshi Komaya, Yukio Goto | 1996-08-06 |
| 5459665 | Transportation system traffic controlling system using a neural network | Shiro Hikita, Masafumi Iwata, Kiyotoshi Komaya, Yukio Goto | 1995-10-17 |