Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8054996 | Video/audio output device and external speaker control apparatus | Hiroshi Kase, Mitsuteru Kataoka | 2011-11-08 |
| 7970155 | Video/audio output device and external speaker control apparatus | Hiroshi Kase, Mitsuteru Kataoka | 2011-06-28 |