Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11333515 | Region guidance system and region guidance program | Hiroyuki Kozakai, Koji Ogawa, Hajime Morikawa, Xin Jin | 2022-05-17 |
| 9605967 | Tunnel entrance specification device and method thereof, computer program for specifying tunnel entrance, and recording medium on which computer program is recorded | Cheng-Hsun Li | 2017-03-28 |