Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5970283 | Developer station for electrophotographic printer and copier devices | — | 1999-10-19 |
| 4692827 | Divided housing for a magnetic disk drive comprising a peripheral sealing ring | Johann Biermeier | 1987-09-08 |