Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8532148 | Time synchronization system and time synchronization method in train | Hidetoshi Homma, Masayuki Takeyama | 2013-09-10 |
| 8274180 | Train configuration recognition system and train configuration recognition apparatus | Hidetoshi Homma, Masayuki Takeyama | 2012-09-25 |