Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11188953 | Product suggestion system, product suggestion method, and program | Takao Saito | 2021-11-30 |
| 11051099 | Sound reproduction device and sound reproduction system | Takao Saito, Sumio Tate, Makoto TAKASHIRO, Fumiyasu Konno | 2021-06-29 |