Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7953234 | Audio signal output circuit and electronic apparatus outputting audio signal | — | 2011-05-31 |
| 6559674 | Variable function information processor | Tadahiro Ohmi, Naoto Miyamoto, Akira Nakada, Shigetoshi Sugawa | 2003-05-06 |