Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7449224 | Spacer profile for an insulated glazing unit | — | 2008-11-11 |
| 6913669 | Retaining ring for holding semiconductor wafers in a chemical mechanical polishing apparatus | — | 2005-07-05 |
| 6824458 | Retaining ring for holding semiconductor wafers in a chemical mechanical polishing apparatus | — | 2004-11-30 |
| 6803083 | Composite profile containing solid or hollow plastic profiles | — | 2004-10-12 |
| 6537629 | Spacer | — | 2003-03-25 |
| 5945048 | Process and device for extruding polymer melts to form hollow chamber sections | — | 1999-08-31 |
| 5727356 | Composite section for frames of windows, doors, facade elements and the like | Dieter Eisenhardt | 1998-03-17 |