Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673087 | Screen overlay device for outputting cursor coordinates based on movement of a pointing device and an on-screen display relating to a menu and a method therefor | Sang Gyun KIM | 1997-09-30 |
| 5648781 | Method and apparatus for remotely controlling electrical appliances using a trackball and display | — | 1997-07-15 |