Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7178972 | Recycled material mixing machine | — | 2007-02-20 |
| 6971783 | Recycled material and mixing machinery | — | 2005-12-06 |
| 6131717 | Braking roller | — | 2000-10-17 |
| 5518207 | Aircraft door sill guard | Arnold B. Nordstrom, Henry Mayer | 1996-05-21 |