Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5456797 | Method of planarizing trench structures | Lothar Weber, Monika Lorkowski | 1995-10-10 |
| 5444805 | Integrated optical component | — | 1995-08-22 |
| 5235175 | Arrangement for detecting the radiant energy of light-emitting semiconductor elements and its use in an electrophotographic printer | — | 1993-08-10 |
| 5003914 | Indicating instrument | — | 1991-04-02 |
| 4791252 | Touch panel switch operating arrangement | — | 1988-12-13 |
| 4704984 | Display device | — | 1987-11-10 |
| 4646983 | Yarn traversing apparatus | Heinz Schippers, Herbert Schiminski, Herbert Turk, Hans-Jochen Busch | 1987-03-03 |