Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9991955 | Mobile device, transmitting device, and guidance system | Shigeaki Yamasaki, Yoshihiko Matsukawa | 2018-06-05 |
| 9928763 | Guide display device and guide system | Shigeaki Yamasaki | 2018-03-27 |