Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10356527 | Output control device, output control system, and output control method | Katsuaki Tanaka | 2019-07-16 |
| 10200962 | Audio device, audio system, and synchronous reproduction method | Katsuaki Tanaka | 2019-02-05 |