Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6295977 | Method and device for simultaneously cutting off a multiplicity of wafers from a workpiece | Bert Ripper, Christian Andrae, Karl Egglhuber, Holger Lundt, Jochen Greim | 2001-10-02 |
| 5898008 | Pore-free sintered bodies on the basis of silicon carbide which are suitable as substrates for hard disks, and methods for the fabrication thereof | Lorenz Sigl, Thomas P. Kempf | 1999-04-27 |
| 4915589 | Runner with mechanical coupling | Herbert A. Gessler | 1990-04-10 |