Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4953025 | Apparatus for defining an effective picture area of a high definition video signal when displayed on a screen with a different aspect ratio | Mitsumasa Saitoh, Seiichi Ogawa, Hideki Fukasawa | 1990-08-28 |