Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849288 | Composite superconducting fiber | Franz Schmaderer, Georg Wahl, Cord-Heinrich Dustmann, Erich Fitzer, Karl Brennfleck | 1989-07-18 |
| 4828664 | Process for the production of a niobium oxycarbonitride superconducting fiber bundle | Cord-Heinrich Dustmann, Franz Schmaderer, Georg Wahl | 1989-05-09 |
| 4803246 | Process for the preparation of polymers containing hydroxyl groups and their use for the production of polyurethanes | Josef Pedain, Klaus Konig, Peter Hohlein | 1989-02-07 |