Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5287174 | Vertical resolution correcting circuit for video signal | Hiroshi Iizuka | 1994-02-15 |
| 5105275 | Noise reduction circuit for video signal recording/reproduction device | Hiroshi Iizuka | 1992-04-14 |