Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5841216 | Composite piezoelectric multilayer element and method of manufacturing such an element | Bauke Oppedijk, Henricus A. C. Didden | 1998-11-24 |
| 4959754 | Electrolytic capacitor | Siegfried Stufler, Georg Hetzendorf, Antonius G. Rijnbeek, Helfried Schmickl | 1990-09-25 |
| 4881151 | Electrolytic foil capacitor | Johannus Wilhelmus Weekamp, Hendrik Van Der Ploeg | 1989-11-14 |