Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835909 | Surface treatment of disk-shaped nickel-plated aluminum substrates | Juergen Richter, Werner Grau, Gerd Maurer, Friedrich Domas, Werner Loeser +2 more | 1989-06-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835909 | Surface treatment of disk-shaped nickel-plated aluminum substrates | Juergen Richter, Werner Grau, Gerd Maurer, Friedrich Domas, Werner Loeser +2 more | 1989-06-06 |