Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6918986 | Method and apparatus for trimming plastic seams | — | 2005-07-19 |
| 5604987 | Laser level, accessories and method of use | — | 1997-02-25 |
| 5169202 | Multiple-use workbench for use as a tailgate on a truck | William D. Turner, John David Donnelly | 1992-12-08 |
| 4826122 | Adjustable base bracket for pitched roof scaffolding post | — | 1989-05-02 |