Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9797171 | Plug door device | Kazutama Takahashi | 2017-10-24 |
| 9789884 | Railway vehicle plug door device and railway vehicle plug door | Hitoshi Akiyama | 2017-10-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9797171 | Plug door device | Kazutama Takahashi | 2017-10-24 |
| 9789884 | Railway vehicle plug door device and railway vehicle plug door | Hitoshi Akiyama | 2017-10-17 |