Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4861663 | Process for antistatic treatment or pretreatment of polyamides, polyimides, antistatically treated or pretreated materials, and the use thereof | Hans-Joachim Laue, Rudolf Merten, Dietrich Michael, Milan-Josef Tima | 1989-08-29 |
| 4847139 | Flexible circuits | Gerhard D. Wolf, Ulrich von Gizycki, Rudolf Merten | 1989-07-11 |
| 4830714 | Process for the production of printed circuit boards | Gerhard D. Wolf, Ulrich von Gizycki, Rudolf Merten | 1989-05-16 |
| 4820580 | Process for the production of a composite system of a highly elastic material and a polyurethane foam layer and product formed thereby | Jurgen Hocker, Jurgen Faehndrich, Hans Hespe, Dieter Wecker | 1989-04-11 |
| 4804475 | Metallized membrane systems | Karlheinz Hildenbrand, Ulrich von Gizycki, Rudolf Merten, Hermann Perrey, Gerhard D. Wolf | 1989-02-14 |