Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335081 | Multiple display presentation system capable of sequencing prerecorded scenes for joint reproduction | Hirohisa Yamaguchi | 1994-08-02 |
| 5172242 | Visual presentation system employing two or more video disk players for providing as many correlated images | Hirohisa Yamaguchi, Masanori Wakamiya | 1992-12-15 |
| 5140425 | Visual presentation system providing for a wiping change from one scene to another | Hirohisa Yamaguchi | 1992-08-18 |