Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11069155 | Toll collection system, position measurement method, and program | Hiroyuki Nakayama, Kazuumi Kondo, Takashi Maeda | 2021-07-20 |
| 10909774 | Communication control device, toll collection system, communication control method, and program | Hiroyuki Nakayama, Shigehiro Hishikawa, Takashi Maeda | 2021-02-02 |