Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6851906 | Nail-shaped fastening element | Horst-Detlef Gassmann, Hans Hachtel, Jens-Jörg Esser | 2005-02-08 |
| 6592286 | Fixing member for use with a setting material | Cord-Henrick Surberg, Marcel John, Michael Siemers, Pietro Bianchi, Gerhard Kock | 2003-07-15 |