Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5379965 | Plastic reel for material winding | Herbert Isler | 1995-01-10 |
| 4267232 | Conductors having insulation of polyester imide resin | Ferdinand Hansch, Hans-Malte Rombrecht, Hans-Joachim Beck | 1981-05-12 |