Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6223577 | Automated profile control--roll forming | Waldemar H. Greiner | 2001-05-01 |
| 5646860 | Method and apparatus to construct building components | Wally H. Greiner, Frank Lacrosse | 1997-07-08 |