Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645862 | Double-side polishing process with reduced scratch rate and device for carrying out the process | Guido Wenski, Thomas Altmann, Gerhard Heier | 2003-11-11 |
| 5030910 | Method and apparatus for slicing crystalline wafers aided by magnetic field monitoring means | Joachim Junge, Johann Niedermeier, Gerhard Brehm | 1991-07-09 |
| 4844047 | Process for sawing crystal rods or blocks into thin wafers | Gerhard Brehm, Karlheinz Langsdorf, Johann Niedermeier | 1989-07-04 |