Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8287565 | Retractor | Olof Risto | 2012-10-16 |
| 6941721 | Fixing element for double pane insulating window | — | 2005-09-13 |
| 6938385 | Fixing element for laminated glass and an assembly comprising a fixing element that is anchored in a plate-type multi-layer body | — | 2005-09-06 |
| 6761003 | Fixing device for the fixing of sheet material to a sub-structure | — | 2004-07-13 |
| 6632056 | Fixing element for double glass plates | — | 2003-10-14 |
| 6427410 | Device for fixing facing slabs | — | 2002-08-06 |
| 5749963 | Hardenable mortar composition | Norbert Arnold, Willi Haug | 1998-05-12 |
| 5540527 | Drilling device having a radially displacable drill shank | Hartmut Bohnet, Willi Haug | 1996-07-30 |
| 5531535 | Double connector for connecting two bodies | — | 1996-07-02 |
| 5505029 | Fixing system for facing panels | — | 1996-04-09 |
| 5352077 | Fixing element, in particular for fixing facing panels | — | 1994-10-04 |
| 5316419 | Device for making a drilled hole with an undercut | Hartmut Bohnet, Willi Haug | 1994-05-31 |
| 5226763 | Device for producing drilled holes with an undercut | — | 1993-07-13 |
| 5163789 | Device for producing drilled holes with an undercut | Wilfried Weber, Herbert Erath | 1992-11-17 |
| 5106250 | Connecting element for a facing panel | Artur Fischer, Willi Haug | 1992-04-21 |