Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750038 | Television picture display device | Petrus W. G. Welles, Dionysius A. Boerrigter, Hendrik Van Der Wal | 1988-06-07 |
PZ
Pieter J. Zijlstra
Overall (All Time): #3,953,392 of 4,157,543Top 100%
1
Patents All Time