Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11180169 | Onboard system, ground system, and information transmission system | Akira Asano, Yuichirou Shimizu, Tetsuya Takata, Hideo Nakamura | 2021-11-23 |
| 10974745 | On-board system and train occupancy range calculation method | Toshifumi Nishi, Kenji Mizuno, Tamotsu Yokoyama | 2021-04-13 |
| 10974747 | On-board system and train occupancy range calculation method | Kenji Mizuno, Tamotsu Yokoyama, Toshifumi Nishi | 2021-04-13 |
| 10967888 | On-board apparatus and ground system | Toshifumi Nishi, Tamotsu Yokoyama, Kenji Mizuno | 2021-04-06 |
| 10875558 | On-rail train management system, ground apparatus, and train management method | Jun Katayama, Toshifumi Nishi, Kenji Mizuno, Kaoru Oshima, Tamotsu Yokoyama | 2020-12-29 |
| 10723374 | Train control system | Toshifumi Nishi, Kenji Mizuno, 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 | Kenji Mizuno, Tamotsu Yokoyama, Toshifumi Nishi | 2020-02-18 |
| 10513278 | Ground apparatus | Toshifumi Nishi, Kenji Mizuno, Tamotsu Yokoyama | 2019-12-24 |
| 9216749 | Occupancy detection device and occupancy detection method | Kaoru Oshima, Tamotsu Yokoyama, Kenji Mizuno | 2015-12-22 |
| 9162689 | Estimated train occupancy range determination device, onboard system, and estimated train occupancy range determination method | Fumio Hashimoto, Tamotsu Yokoyama, Toshifumi Nishi | 2015-10-20 |