Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881151 | Electrolytic foil capacitor | Benedictus C. H. Fransen, Hendrik Van Der Ploeg | 1989-11-14 |
| 4841410 | Method of accommodating an object which carries current during operation in a synthetic resin housing and a combination of an object which carries current during operation and a synthetic resin housing | Andries C. Maijers, Antonius Constant Johanna Cornelis Van Den Ackerveken, Jan Brink | 1989-06-20 |