Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891577 | Safety device for a train | Masaki Seki, Takashi Kachi, Takaaki Irie, Katsunari Konishi, Tetsuya Hanazaki | 2011-02-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7891577 | Safety device for a train | Masaki Seki, Takashi Kachi, Takaaki Irie, Katsunari Konishi, Tetsuya Hanazaki | 2011-02-22 |