Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618236 | Anti-cross thread fastener with cleaning tip | — | 1997-04-08 |
| 5419667 | Anti-cross thread fastener with cleaning tip | — | 1995-05-30 |
| 4952110 | Anti-cross thread screw | Louis Vasilevski, Ronald G. Weiss, Allan J. Thiesen | 1990-08-28 |