Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6016668 | Method for dissolving a hardened glass solder, method for separating components joined by a glass solder, method for disassembling a fuel cell | Horst Greiner, Manfred Wohlfart | 2000-01-25 |
| 4362766 | Method for preparing a protective amorphous silicon passivating film on a semiconductor device | Friedrich Dannhauser, Karl Kempter, Jurgen Krausse | 1982-12-07 |