Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8909422 | In-vehicle information system | Kazunari Morimoto, Tetsuya Shigeeda, Toshiyuki Shimizu, Junji Sukeno, Masahide KOIKE | 2014-12-09 |
| 8842531 | IP address delivery system and IP address delivery method | Tetsuya Shigeeda, Hiroyuki Ohata | 2014-09-23 |
| 8705525 | Communication relay device for train and communication relay method for train | Tetsuya Shigeeda | 2014-04-22 |