Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5138465 | Method and apparatus for highlighting nested information areas for selective editing | Yee S. Ng, Roger E. Button | 1992-08-11 |
| 5075787 | Reproduction apparatus and method with alphanumeric character-coded highlighting for selective editing | Roger E. Button, Glenn R. Hyde | 1991-12-24 |