Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4252842 | Electrical insulation of metallic conductors | Hans Jung, Jenoe Kovacs, Helmut Lehmann | 1981-02-24 |
| 4197651 | Continuous testing of the thickness of the enamel coating of electric wires | — | 1980-04-15 |