Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6271074 | Process for producing an integrated semiconductor circuit | Manfred Hain | 2001-08-07 |
| 5844302 | Integrated semiconductor circuit with capacitors of precisely defined capacitance and process for producing the circuit | Manfred Hain | 1998-12-01 |
| 4687909 | Apparatus for heating an air stream | Walter Eichler, Karlheinz Farber | 1987-08-18 |
| 4631838 | Device for a roasting chamber for roasting green coffee beans | Walter Eichler, Karlheinz Farber | 1986-12-30 |