Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10523988 | Signage server, signage system, and content delivery method | Koichiro Yamaguchi | 2019-12-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10523988 | Signage server, signage system, and content delivery method | Koichiro Yamaguchi | 2019-12-31 |