Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665645 | Speech recognition apparatus for AV equipment | Satoru Ibaraki, Takashi Kawamura, Mikio Oda | 2003-12-16 |
| 6639986 | Built-in microphone device | Takashi Kawamura, Satoru Ibaraki | 2003-10-28 |