Issued Patents All Time
Showing 1–25 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6488067 | Two-part device for producing a toy wheel from cylindrical playing blocks composed of a hard foam | — | 2002-12-03 |
| 6042317 | Nail with expansion region | — | 2000-03-28 |
| 5957643 | Fastening element with expansible member | — | 1999-09-28 |
| 5953879 | Composite anchor | Willi Haug | 1999-09-21 |
| 5741100 | Expansible fixing member | — | 1998-04-21 |
| 5690455 | Metal expansible anchor | Dirk ELGER | 1997-11-25 |
| 5664920 | Fixing element with expander member | Gerhard Porlein, Eberhard Maeder | 1997-09-09 |
| 5609453 | Expansible plug for anchoring in a drilled hole having an undercut | — | 1997-03-11 |
| 5605422 | Nail with expansion region | — | 1997-02-25 |
| 5603593 | Expansible fixing plug of plastic material | Wolfgang Nehl | 1997-02-18 |
| 5562376 | Nail-like fixing element with expansion wedge | — | 1996-10-08 |
| 5344268 | Anchor for anchoring in a drilled hole in concrete via a joining composition | — | 1994-09-06 |
| 5342157 | Impact-type expansible plug for anchoring in a cylindrical drilled hole | — | 1994-08-30 |
| 5328300 | Anchoring means for anchoring by means of a bonding mass in a drilled hole in a concrete part | Wilfried Weber | 1994-07-12 |
| 5314277 | Expansible plug having an expander body | — | 1994-05-24 |
| 5230595 | Expansible plastic fixing plug | — | 1993-07-27 |
| 5205689 | Expansible plug | — | 1993-04-27 |
| 5193957 | Fixing element with an expansible sleeve | — | 1993-03-16 |
| 5127777 | Apparatus for making a drilled hole with an undercut | Willi Haug | 1992-07-07 |
| 5106250 | Connecting element for a facing panel | Willi Haug, Stefan Lind | 1992-04-21 |
| 5096344 | Drill bit having bulb-like shank enlargements to reduce jamming | — | 1992-03-17 |
| 5092717 | Device for making a drilled hole with an undercut | — | 1992-03-03 |
| 5085546 | Mounting assembly with an expansible anchor and a mounting tool | — | 1992-02-04 |
| 5083407 | Fixing element anchorable in drilled holes having an undercut | — | 1992-01-28 |
| 5076746 | Fixing element for anchoring in a hole drilled in a concrete part | Wilfried Weber | 1991-12-31 |