Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7785055 | Thread forming screw | — | 2010-08-31 |
| 7604445 | Countersunk head screw | — | 2009-10-20 |
| 7334976 | Countersunk screw | — | 2008-02-26 |
| 7101133 | Thread-forming screw fastener | — | 2006-09-05 |
| 7037059 | Self-tapping screw for composite materials | — | 2006-05-02 |
| 6698987 | Self-drilling and thread-forming connecting element | — | 2004-03-02 |
| 6402448 | Self-drilling and self-tapping screw | — | 2002-06-11 |
| 6394725 | Countersunk head screw | — | 2002-05-28 |
| 6290444 | Countersunk head screw | — | 2001-09-18 |
| 5897280 | Self perforating and thread forming connecting element | — | 1999-04-27 |
| 5827030 | Thread forming joining elements | — | 1998-10-27 |
| 5044853 | Thread-cutting screw | — | 1991-09-03 |