Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4902105 | Liquid crystal display device | Adrianus J. S. M. De Vaan | 1990-02-20 |
| 4783653 | Low drive voltage display device | Adrianus J. S. M. De Vaan | 1988-11-08 |
TW
Theodorus L. Welzen
Overall (All Time): #2,321,845 of 4,157,543Top 60%
2
Patents All Time