Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D844210 | Light fixture | — | 2019-03-26 |
| 6264413 | Fastening element for attaching insulation boards | Heinz Bisping, Wolfgang Hausner, Erich Daigeler | 2001-07-24 |
| 6179536 | Expansion dowel | Michael Werner | 2001-01-30 |
| 6135688 | Undercut self-cutting dowel | Michael Werner | 2000-10-24 |
| 6073710 | Combination drilling member | Franz Popp, Heinz Bisping | 2000-06-13 |