Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5611693 | Image karaoke device | Hiroshi Nishikawa, Koichi Hayashi, Hiroyuki Takada, Yasutada Aoyama, Yasuhiro Funahashi +1 more | 1997-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5611693 | Image karaoke device | Hiroshi Nishikawa, Koichi Hayashi, Hiroyuki Takada, Yasutada Aoyama, Yasuhiro Funahashi +1 more | 1997-03-18 |