Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5764281 | Password restriction of cable television channel using key input controller | — | 1998-06-09 |
| 5696562 | On-screen signal generating apparatus for a cable television | — | 1997-12-09 |
| 5499048 | Multi-video/audio system and method of controlling the same | — | 1996-03-12 |
| 5383030 | Multiple use system having a laser cartridge for a laser printer and laser facsimile | — | 1995-01-17 |