Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827381 | Solid electrolytical capacitor | Gerrit Brommer, Arend Van Herwijnen, Cornelis J. Talma | 1989-05-02 |
HV
Herbert E. V. Veenstra
Overall (1989): #105,990 of 140,708Top 80%
1
Patents 1989