Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7977559 | Tone generation system controlling the music system | Shuzo Karakawa | 2011-07-12 |
| 7864093 | Pulse phase difference detecting circuit and A/D converter using the same | — | 2011-01-04 |