Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272944 | Anti cross thread device | Jonathon P. Schmidt | 1993-12-28 |
| 4981406 | Fastener screw thread and pilot to avoid cross threading | James A. Levitte, Jonathon P. Schmidt, Allan J. Theisen | 1991-01-01 |
| 4952110 | Anti-cross thread screw | Gus G. Avgoustis, Louis Vasilevski, Allan J. Thiesen | 1990-08-28 |