Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5735653 | Anchor rod for composite anchors | Franz Popp | 1998-04-07 |
| 5176481 | Expansion dowel with friction reducing coating | — | 1993-01-05 |
| 4730966 | Expansion bolt assembly | — | 1988-03-15 |
| 4673322 | Slotted anchoring bush | — | 1987-06-16 |
| 4482277 | Expansion anchor assembly | — | 1984-11-13 |
| 4474516 | Anchor bolt assembly | — | 1984-10-02 |
| 4314655 | Sealing member for a device for melting solid adhesive material | Erich Leibhard, Peter Stirnweiss | 1982-02-09 |
| 4289062 | Expansion dowel | — | 1981-09-15 |
| 4193246 | Clamping member for an adhesively secured anchor rod | Gusztav Lang | 1980-03-18 |