Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678217 | Video signal switching device with descrambler output and input terminals | Masanobu Matsuoka | 1997-10-14 |
| 5652628 | Method and apparatus for displaying broadcast signals and station information | Kenichiro Toyoshima | 1997-07-29 |