Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5774109 | Electronic scrolling book with temporary interruptions | Gregory J. Winksy, James H. Simons | 1998-06-30 |
| 5627726 | Electronic card with printed circuit board as outer surface | Paul K. Kavanaugh, Ngoc M. Luong | 1997-05-06 |
| 4830618 | Electronic spelling machine | — | 1989-05-16 |