Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434994 | Roll-forming machine | Karl E. Voth, Wayne Fisher | 2002-08-20 |
| 6216514 | Roll-forming machine | Karl E. Voth, Wayne Fisher | 2001-04-17 |
| 6209374 | Roll-forming machine with adjustable compression | Karl E. Voth, Gregory S. Smith | 2001-04-03 |
| 5983691 | Roll-forming machine | Karl E. Voth | 1999-11-16 |
| 5829294 | Split-level roll former | Karl E. Voth | 1998-11-03 |
| 5829295 | Roll forming machine for forming different sized components having c- and z-shaped cross sections | Karl E. Voth | 1998-11-03 |
| 5644942 | Roll stand raft assembly | — | 1997-07-08 |