Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11046341 | Satellite positioning apparatus and train control system capable of determining accurate and limited position range of moving object | Tomoaki Takewa, Wataru Tsujita, Tadashi Yamamoto, Masashi Asuka, Seiya Nagashima +1 more | 2021-06-29 |